18137526836

Names of 18137526836

• Cardinal: 18137526836 can be written as Eighteen billion, one hundred thirty-seven million, five hundred twenty-six thousand, eight hundred thirty-six.

Scientific notation

• Scientific notation: 1.8137526836 × 10¹⁰

Factors of 18137526836

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 524

Divisors of 18137526836

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 11 13 22 26 37 44 52 74 121 143 148 169 242 286 338 407 461 481 484 572 676 814 922 962 1573 1628 1844 1859 1924 2197 3146 3718 4394 4477 5071 5291 5993 6253 6292 7436 8788 8954 10142 10582 11986 12506 17057 17908 20284 20449 21164 23972 24167 25012 34114 40898 48334 55781 58201 65923 68228 68783 77909 81289 81796 96668 111562 116402 131846 137566 155818 162578 187627 221741 223124 232804 263692 265837 275132 311636 325156 375254 443482 531674 725153 750508 756613 856999 886964 894179 1012817 1063348 1450306 1513226 1713998 1788358 2025634 2063897 2439151 2882633 2900612 3026452 3427996 3576716 4051268 4127794 4878302 5765266 8255588 9426989 9756604 9835969 11140987 11530532 18853978 19671938 22281974 26830661 31708963 37474229 37707956 39343876 44563948 53661322 63417926 74948458 107322644 122550857 126835852 149896916 245101714 348798593 412216519 490203428 697597186 824433038 1395194372 1648866076 4534381709 9068763418 18137526836
• Sum of all divisors σ(n): 38900233680
• Sum of proper divisors (its aliquot sum) s(n): 20762706844
• 18137526836 is an abundant number, because the sum of its proper divisors (20762706844) is greater than itself. Its abundance is 2625180008

Bases of 18137526836

• Binary: 10000111001000101001011001000110100₂
• Hexadecimal: 0x43914B234
• Base-36: 8BYM59W

Squares and roots of 18137526836

• 18137526836 squared (18137526836²) is 328969879726620170896
• 18137526836 cubed (18137526836³) is 5966700021777265693205106165056
• The square root of 18137526836 is 134675.6356435713
• The cube root of 18137526836 is 2627.3989539761

Scales and comparisons

• 18,137,526,836 seconds is equal to 576 years, 37 weeks, 2 days, 1 hour, 53 minutes, 56 seconds.
• To count from 1 to 18,137,526,836 would take you about one thousand, one hundred fifty-three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 18137526836 cubic inches would be around 218.9 feet tall.

Recreational maths with 18137526836

• 18137526836 backwards is 63862573181
• The number of decimal digits it has is: 11
• The sum of 18137526836's digits is 50
• More coming soon!