81430704022464

Names of 81430704022464

• Cardinal: 81430704022464 can be written as Eighty-one trillion, four hundred thirty billion, seven hundred four million, twenty-two thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 8.1430704022464 × 10¹³

Factors of 81430704022464

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1079

Divisors of 81430704022464

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 43 48 54 64 72 86 96 108 129 144 172 192 216 258 288 344 387 432 516 576 688 774 864 1031 1032 1161 1376 1548 1728 2062 2064 2322 2752 3093 3096 4124 4128 4644 6186 6192 8248 8256 9279 9288 12372 12384 16496 18558 18576 24744 24768 27837 32992 37116 37152 44333 49488 55674 65984 74232 74304 88666 98976 111348 132999 148464 177332 197952 222696 265998 296928 354664 398997 445392 531996 593856 709328 797994 890784 1062961 1063992 1196991 1418656 1595988 1781568 2125922 2127984 2393982 2837312 3188883 3191976 4251844 4255968 4787964 6377766 6383952 8503688 8511936 9566649 9575928 12755532 12767904 17007376 19133298 19151856 25511064 25535808 28699947 34014752 38266596 38303712 45707323 51022128 57399894 68029504 76533192 76607424 91414646 102044256 114799788 137121969 153066384 182829292 204088512 229599576 274243938 306132768 365658584 411365907 459199152 548487876 612265536 731317168 822731814 918398304 1095912791 1096975752 1234097721 1462634336 1645463628 1836796608 2191825582 2193951504 2468195442 2925268672 3287738373 3290927256 4383651164 4387903008 4936390884 6575476746 6581854512 8767302328 8775806016 9863215119 9872781768 13150953492 13163709024 17534604656 19726430238 19745563536 26301906984 26327418048 29589645357 35069209312 39452860476 39491127072 47124250013 52603813968 59179290714 70138418624 78905720952 78982254144 94248500026 105207627936 118358581428 141372750039 157811441904 188497000052 210415255872 236717162856 282745500078 315622883808 376994000104 424118250117 473434325712 565491000156 631245767616 753988000208 848236500234 946868651424 1130982000312 1272354750351 1507976000416 1696473000468 1893737302848 2261964000624 2544709500702 3015952000832 3392946000936 4523928001248 5089419001404 6785892001872 9047856002496 10178838002808 13571784003744 20357676005616 27143568007488 40715352011232 81430704022464
• Sum of all divisors σ(n): 245196250759680
• Sum of proper divisors (its aliquot sum) s(n): 163765546737216
• 81430704022464 is an abundant number, because the sum of its proper divisors (163765546737216) is greater than itself. Its abundance is 82334842714752

Bases of 81430704022464

• Binary: 10010100000111110010000001011111110001111000000₂
• Hexadecimal: 0x4A0F902FE3C0
• Base-36: SV4QYP2O0

Squares and roots of 81430704022464

• 81430704022464 squared (81430704022464²) is 6630959557594134669816631296
• 81430704022464 cubed (81430704022464³) is 539963705119376807935770478564473189433344
• The square root of 81430704022464 is 9023896.2772443257
• The cube root of 81430704022464 is 43344.0408031045

Scales and comparisons

• 81,430,704,022,464 seconds is equal to 2,589,244 years, 26 weeks, 2 days, 6 hours, 14 minutes, 24 seconds.
• To count from 1 to 81,430,704,022,464 would take you about six million, four hundred seventy-three thousand, one hundred eleven 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 81430704022464 cubic inches would be around 3612 feet tall.

Recreational maths with 81430704022464

• 81430704022464 backwards is 46422040703418
• The number of decimal digits it has is: 14
• The sum of 81430704022464's digits is 45
• More coming soon!