64742731138656

Names of 64742731138656

• Cardinal: 64742731138656 can be written as Sixty-four trillion, seven hundred forty-two billion, seven hundred thirty-one million, one hundred thirty-eight thousand, six hundred fifty-six.

Scientific notation

• Scientific notation: 6.4742731138656 × 10¹³

Factors of 64742731138656

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 901242

Divisors of 64742731138656

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 37 48 72 74 96 111 144 148 222 288 296 333 444 592 666 888 1184 1332 1776 2664 3552 5328 6793 10656 13586 20379 27172 40758 54344 61137 81516 108688 122274 163032 217376 244548 251341 326064 489096 502682 652128 754023 894407 978192 1005364 1508046 1788814 1956384 2010728 2262069 2683221 3016092 3577628 4021456 4524138 5366442 6032184 7155256 8042912 8049663 9048276 10732884 12064368 14310512 16099326 18096552 21465768 24128736 28621024 32198652 33093059 36193104 42931536 64397304 66186118 72386208 85863072 99279177 128794608 132372236 198558354 257589216 264744472 297837531 397116708 529488944 595675062 794233416 1058977888 1191350124 1588466832 2382700248 3176933664 4765400496 6075706751 9530800992 12151413502 18227120253 24302827004 36454240506 48605654008 54681360759 72908481012 97211308016 109362721518 145816962024 194422616032 218725443036 224801149787 291633924048 437450886072 449602299574 583267848096 674403449361 874901772144 899204599148 1348806898722 1749803544288 1798409198296 2023210348083 2697613797444 3596818396592 4046420696166 5395227594888 7193636793184 8092841392332 10790455189776 16185682784664 21580910379552 32371365569328 64742731138656
• Sum of all divisors σ(n): 189116192682144
• Sum of proper divisors (its aliquot sum) s(n): 124373461543488
• 64742731138656 is an abundant number, because the sum of its proper divisors (124373461543488) is greater than itself. Its abundance is 59630730404832

Bases of 64742731138656

• Binary: 1110101110001000010111011111011100011001100000₂
• Hexadecimal: 0x3AE2177DC660
• Base-36: MY6EEIFS0

Squares and roots of 64742731138656

• 64742731138656 squared (64742731138656²) is 4191621235292297238297486336
• 64742731138656 cubed (64742731138656³) is 271377006671610340471825821701199881404416
• The square root of 64742731138656 is 8046286.7919715613
• The cube root of 64742731138656 is 40154.1409054397

Scales and comparisons

• 64,742,731,138,656 seconds is equal to 2,058,618 years, 30 weeks, 3 days, 22 hours, 57 minutes, 36 seconds.
• To count from 1 to 64,742,731,138,656 would take you about five million, one hundred forty-six thousand, five hundred forty-six 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 64742731138656 cubic inches would be around 3346.2 feet tall.

Recreational maths with 64742731138656

• 64742731138656 backwards is 65683113724746
• The number of decimal digits it has is: 14
• The sum of 64742731138656's digits is 63
• More coming soon!