40657901680

Names of 40657901680

• Cardinal: 40657901680 can be written as Forty billion, six hundred fifty-seven million, nine hundred one thousand, six hundred eighty.

Scientific notation

• Scientific notation: 4.065790168 × 10¹⁰

Factors of 40657901680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 13648

Divisors of 40657901680

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 40 44 55 80 88 110 176 220 440 880 6323 7307 12646 14614 25292 29228 31615 36535 50584 58456 63230 69553 73070 80377 101168 116912 126460 139106 146140 160754 252920 278212 292280 321508 347765 401885 505840 556424 584560 643016 695530 803770 1112848 1286032 1391060 1607540 2782120 3215080 5564240 6430160 46202161 92404322 184808644 231010805 369617288 462021610 508223771 739234576 924043220 1016447542 1848086440 2032895084 2541118855 3696172880 4065790168 5082237710 8131580336 10164475420 20328950840 40657901680
• Sum of all divisors σ(n): 103153647744
• Sum of proper divisors (its aliquot sum) s(n): 62495746064
• 40657901680 is an abundant number, because the sum of its proper divisors (62495746064) is greater than itself. Its abundance is 21837844384

Bases of 40657901680

• Binary: 100101110111011001100101100001110000₂
• Hexadecimal: 0x977665870
• Base-36: IOENXPS

Squares and roots of 40657901680

• 40657901680 squared (40657901680²) is 1653064969020546822400
• 40657901680 cubed (40657901680³) is 67210152981089638604975621632000
• The square root of 40657901680 is 201638.0462115221
• The cube root of 40657901680 is 3438.5999598429

Scales and comparisons

• 40,657,901,680 seconds is equal to 1,292 years, 41 weeks, 2 days, 13 hours, 34 minutes, 40 seconds.
• To count from 1 to 40,657,901,680 would take you about two thousand, five hundred eighty-five 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 40657901680 cubic inches would be around 286.5 feet tall.

Recreational maths with 40657901680

• 40657901680 backwards is 08610975604
• The number of decimal digits it has is: 11
• The sum of 40657901680's digits is 46
• More coming soon!