40684268664

Names of 40684268664

• Cardinal: 40684268664 can be written as Forty billion, six hundred eighty-four million, two hundred sixty-eight thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 4.0684268664 × 10¹⁰

Factors of 40684268664

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 24679

Divisors of 40684268664

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 29 36 39 52 58 61 72 78 87 104 116 117 122 156 174 183 232 234 244 261 312 348 366 377 468 488 522 549 696 732 754 793 936 1044 1098 1131 1464 1508 1586 1769 2088 2196 2262 2379 3016 3172 3393 3538 4392 4524 4758 5307 6344 6786 7076 7137 9048 9516 10614 13572 14152 14274 15921 19032 21228 22997 24571 27144 28548 31842 42456 45994 49142 57096 63684 68991 73713 91988 98284 127368 137982 147426 183976 196568 206973 221139 275964 294852 319423 413946 442278 551928 589704 638846 712559 827892 884556 958269 1277692 1425118 1498831 1655784 1769112 1916538 2137677 2555384 2850236 2874807 2997662 3833076 4275354 4496493 5700472 5749614 5995324 6413031 7666152 8550708 8992986 9263267 11499228 11990648 12826062 13489479 17101416 17985972 18526534 19484803 22998456 25652124 26978958 27789801 35971944 37053068 38969606 43466099 51304248 53957916 55579602 58454409 74106136 77939212 83369403 86932198 107915832 111159204 116908818 130398297 155878424 166738806 173864396 175363227 222318408 233817636 260796594 333477612 347728792 350726454 391194891 467635272 521593188 565059287 666955224 701452908 782389782 1043186376 1130118574 1402905816 1564779564 1695177861 2260237148 3129559128 3390355722 4520474296 5085533583 6780711444 10171067166 13561422888 20342134332 40684268664
• Sum of all divisors σ(n): 124771701600
• Sum of proper divisors (its aliquot sum) s(n): 84087432936
• 40684268664 is an abundant number, because the sum of its proper divisors (84087432936) is greater than itself. Its abundance is 43403164272

Bases of 40684268664

• Binary: 100101111000111110001010110001111000₂
• Hexadecimal: 0x978F8AC78
• Base-36: IOUD2M0

Squares and roots of 40684268664

• 40684268664 squared (40684268664²) is 1655209716724532344896
• 40684268664 cubed (40684268664³) is 67340996810484207999506773138944
• The square root of 40684268664 is 201703.4175813587
• The cube root of 40684268664 is 3439.3431193461

Scales and comparisons

• 40,684,268,664 seconds is equal to 1,293 years, 32 weeks, 6 days, 17 hours, 44 minutes, 24 seconds.
• To count from 1 to 40,684,268,664 would take you about two thousand, five hundred eighty-seven 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 40684268664 cubic inches would be around 286.6 feet tall.

Recreational maths with 40684268664

• 40684268664 backwards is 46686248604
• The number of decimal digits it has is: 11
• The sum of 40684268664's digits is 54
• More coming soon!