10,000,000

10,000,000 (ten million) is the natural number following 9,999,999 and preceding 10,000,001.

In scientific notation, it is written as 107.

In South Asia except for Sri Lanka, it is known as the crore.

In Cyrillic numerals, it is known as the vran (вран — raven).

Selected 8-digit numbers (10,000,001–99,999,999)

10,000,001 to 19,999,999 10,000,019 = Smallest 8-digit prime number 10,001,628 = Smallest triangular number with 8 digits and the 4,472nd triangular number 10,004,569 = 31632, the smallest 8-digit square 10,077,696 = 2163 = 69, the smallest 8-digit cube 10,172,638 = Number of reduced trees with 32 nodes 10,321,920 = Double factorial of 16 10,600,510 = Number of signed trees with 14 nodes 10,609,137 = Leyland number using 6 & 9 (69 + 96) 10,976,184 = Logarithmic number 11,405,773 = Leonardo prime 11,436,171 = Keith number 11,485,154 = Markov number 12,252,240 = Highly composite number, smallest number divisible by the numbers from 1 to 18 12,648,430 = Hexadecimal C0FFEE, resembling the word "coffee"; used as a placeholder in computer programming, see hexspeak. 12,890,625 = 1-automorphic number 12,960,000 = 36002 = 604 = (3·4·5)4, Plato's "nuptial number" (Republic VIII; see regular number) 12,988,816 = Number of different ways of covering an 8-by-8 square with 32 1-by-2 dominoes 13,079,255 = Number of free 16-ominoes 13,782,649 = Markov number 14,352,282 = Leyland number = 315 + 153 14,549,535 = Smallest number divisible by the first 10 odd numbers (1, 3, 5, 7, 9, 11, 13, 15, 17 and 19). 14,828,074 = Number of trees with 23 unlabeled nodes 14,930,352 = Fibonacci number 15,240,955 – ≈ ∛2 15,485,863 = 1,000,000th prime number 15,548,694 = Fine number 15,600,000 = The number of years equal to the half-life of curium-247 (247Cm), the longest-lived isotope of curium 15,994,428 = Pell number 16,609,837 = Markov number 16,733,779 = Number of ways to partition {1,2,...,10} and then partition each cell (block) into sub-cells. 16,777,216 = 40962 = 2563 = 644 = 166 = 88 = 412 = 224 — hexadecimal "million" (0x1000000), number of possible colors in 24/32-bit Truecolor computer graphics 16,777,792 = Leyland number = 224 + 242 16,797,952 = Leyland number = 412 + 124 16,964,653 = Markov number 17,016,602 = Index of a prime Woodall number 17,334,801 = Number of 31-bead necklaces (turning over is allowed) where complements are equivalent 17,650,828 = 11 + 22 + 33 + 44 + 55 + 66 + 77 + 88 17,820,000 = Number of primitive polynomials of degree 30 over GF(2) 17,896,832 = Number of 30-bead binary necklaces with beads of 2 colors where the colors may be swapped but turning over is not allowed 18,199,284 = Motzkin number 18,407,808 = Number of primitive polynomials of degree 29 over GF(2) 19,680,277 = Wedderburn-Etherington number 19,987,816 = Palindromic in 3 consecutive bases: 41AAA1413, 292429214, 1B4C4B115

20,000,000 to 29,999,999 20,031,170 = Markov number 20,543,579 = Number of reduced trees with 33 nodes 20,797,002 = Number of triangle-free graphs on 13 vertices 21,531,778 = Markov number 21,621,600 = 13th colossally abundant number, 13th superior highly composite number 24,157,817 = Fibonacci number, Markov number 24,678,050 = Naraccistic number 24,684,612 = 18 + 28 + 38 + 48 + 58 + 68 + 78 + 88 24,883,200 = superfactorial of 6 25,502,500 = Sum of the first 100 cubed numbers 27,644,437 = Bell number

30,000,000 to 39,999,999 31,172,165 = Smallest Proth exponent for n = 10223 (see Seventeen or Bust) 31,536,000 = Standard number of seconds in a non-leap year (omitting leap seconds) 31,622,400 = Standard number of seconds in a leap year (omitting leap seconds) 33,445,755 = Keith number 33,550,336 = Fifth perfect number 33,554,432 = Leyland number using 8 & 8 (88 + 88); 325 = 225, number of directed graphs on 5 labeled nodes 33,555,057 = Leyland number using 2 & 25 (225 + 252) 33,588,234 = Number of 32-bead necklaces (turning over is allowed) where complements are equivalent 34,459,425 = Double factorial of 17 34,636,834 = Number of 31-bead binary necklaces with beads of 2 colors where the colors may be swapped but turning over is not allowed 35,153,041 = 59292 = 774 35,357,670 = 16th Catalan number 36,614,981 = Alternating factorial 38,613,965 = Pell number, Markov number 38,815,051 = amount of minutes in the average human lifetime of 73.8 calendar years. 39,088,169 = Fibonacci number 39,299,897 = Number of trees with 24 unlabeled nodes 39,905,269 = Number of square (0,1)-matrices without zero rows and with exactly 8 entries equal to 1 39,916,800 = 11! 39,916,801 = Factorial prime

40,000,000 to 49,999,999 41,602,425 = Number of reduced trees with 34 nodes 41,791,750 = The sum of the first 500 squared numbers 43,050,817 = Leyland number using 3 & 16 (316 + 163) 43,112,609 = Mersenne prime exponent 43,443,858 = Palindromic in 3 consecutive bases: 3C323C315, 296E69216, 1DA2AD117 43,484,701 = Markov number 44,121,607 = Keith number 44,317,196 = Smallest digitally balanced number in base 9 45,086,079 = Number of prime numbers having nine digits 45,136,576 = Leyland number using 7 & 9 (79 + 97) 46,026,618 = Wedderburn-Etherington number 46,749,427 = Number of a partially ordered set with 11 unlabeled elements 47,176,870 = Fifth busy beaver number 47,326,700 = First number of the first consecutive centuries each consisting wholly of composite numbers 47,326,800 = First number of the first century with the same prime pattern (in this case, no primes) as the previous century 48,024,900 = Square triangular number 48,140,288 = As Long As Possible total frames 48,266,466 = Number of prime knots with 18 crossings 48,928,105 = Markov number 48,989,176 = Leyland number using 5 & 11 (511 + 115)

50,000,000 to 59,999,999 50,107,909 = Number of free 17-ominoes 50,235,931 = Number of signed trees with 15 nodes 50,847,534 = Number of primes under 1,000,000,000 50,852,019 = Motzkin number 57,048,048 = Fine number 57,885,161 = Mersenne prime exponent

60,000,000 to 69,999,999 61,466,176 = Leyland number using 6 & 10 (610 + 106) 61,871,425 = approximate number of planck lengths to amount to one rontometer. 63,245,986 = Fibonacci number, Markov number 64,000,000 = 80002 = 4003 = 206 — vigesimal "million" (1 alau in Mayan, 1 in Nahuatl) 65,108,062 = Number of 33-bead necklaces (turning over is allowed) where complements are equivalent 66,600,049 = Largest minimal prime in base 10 67,108,864 = 81922 = 413 = 226, number of primitive polynomials of degree 32 over GF(2) 67,109,540 = Leyland number using 2 & 26 (226 + 262) 67,110,932 = Number of 32-bead binary necklaces with beads of 2 colors where the colors may be swapped but turning over is not allowed 67,137,425 = Leyland number using 4 & 13 (413 + 134) 68,041,019 = Number of parallelogram polyominoes with 23 cells. 69,273,666 = Number of primitive polynomials of degree 31 over GF(2)

70,000,000 to 79,999,999 72,546,283 = The smallest prime number preceded and followed by prime gaps of over 100 73,939,133 = The largest right-truncatable prime number in decimal 74,207,281 = Mersenne prime exponent 77,232,917 = Mersenne prime exponent 78,442,645 = Markov number

80,000,000 to 89,999,999 82,589,933 = Mersenne prime exponent 84,440,886 = Number of reduced trees with 35 nodes 86,400,000 = hyperfactorial of 5; 11 × 22 × 33 × 44 × 55 87,109,376 = 1-automorphic number 87,539,319 = taxicab number

90,000,000 to 99,999,999 90,767,360 = Generalized Euler number 93,222,358 = Pell number 93,554,688 = 2-automorphic number 94,109,401 = Square pentagonal number 94,418,953 = Markov prime 96,342,400 = Triple factorial of 23 99,897,344 = 4643, the largest 8-digit cube 99,980,001 = 99992, the largest 8-digit square 99,990,001 = unique prime 99,991,011 = Largest triangular number with 8 digits and the 14,141st triangular number 99,999,989 = Greatest prime number with 8 digits 99,999,999 = Repdigit, Friedman number, believed to be smallest number to be both repdigit and Friedman

See also Hebdometre

References