64139577634478080

Names of 64139577634478080

• Cardinal: 64139577634478080 can be written as Sixty-four quadrillion, one hundred thirty-nine trillion, five hundred seventy-seven billion, six hundred thirty-four million, four hundred seventy-eight thousand and eighty.

Scientific notation

• Scientific notation: 6.413957763447808 × 10¹⁶

Factors of 64139577634478080

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 945955

Divisors of 64139577634478080

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 128 140 160 224 256 280 320 448 512 560 640 896 1024 1120 1280 1792 2048 2240 2560 3584 4480 5120 7168 8960 10240 14336 17920 35840 71680 945941 1891882 3783764 4729705 6621587 7567528 9459410 13243174 15135056 18918820 26486348 30270112 33107935 37837640 52972696 60540224 66215870 75675280 105945392 121080448 132431740 151350560 211890784 242160896 264863480 302701120 423781568 484321792 529726960 605402240 847563136 968643584 1059453920 1210804480 1695126272 1937287168 2118907840 2421608960 3390252544 4237815680 4843217920 6780505088 8475631360 9686435840 13561010176 16951262720 33902525440 67805050880 894804375481 1789608750962 3579217501924 4474021877405 6263630628367 7158435003848 8948043754810 12527261256734 14316870007696 17896087509620 25054522513468 28633740015392 31318153141835 35792175019240 50109045026936 57267480030784 62636306283670 71584350038480 100218090053872 114534960061568 125272612567340 143168700076960 200436180107744 229069920123136 250545225134680 286337400153920 400872360215488 458139840246272 501090450269360 572674800307840 801744720430976 916279680492544 1002180900538720 1145349600615680 1603489440861952 1832559360985088 2004361801077440 2290699201231360 3206978881723904 4008723602154880 4581398402462720 6413957763447808 8017447204309760 9162796804925440 12827915526895616 16034894408619520 32069788817239040 64139577634478080
• Sum of all divisors σ(n): 175882933978904880
• Sum of proper divisors (its aliquot sum) s(n): 111743356344426800
• 64139577634478080 is an abundant number, because the sum of its proper divisors (111743356344426800) is greater than itself. Its abundance is 47603778709948720

Bases of 64139577634478080

• Binary: 11100011110111101001101100100100111100100101100000000000₂
• Hexadecimal: 0xE3DE9B24F25800
• Base-36: HJJKZ6WQY9S

Squares and roots of 64139577634478080

• 64139577634478080 squared (64139577634478080²) is 4113885419129240736506754000486400
• 64139577634478080 cubed (64139577634478080³) is 263862873219587331239827593590846675513730138112000
• The square root of 64139577634478080 is 253257927.0910943865
• The cube root of 64139577634478080 is 400290.5756019313

Scales and comparisons

• 64,139,577,634,478,080 seconds is equal to 2,039,440,172 years, 1 week, 6 days, 6 hours, 34 minutes, 40 seconds.
• To count from 1 to 64,139,577,634,478,080 would take you about six billion, one hundred eighteen million, three hundred twenty thousand, five hundred sixteen 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 64139577634478080 cubic inches would be around 33357.5 feet tall.

Recreational maths with 64139577634478080

• 64139577634478080 backwards is 08087443677593146
• The number of decimal digits it has is: 17
• The sum of 64139577634478080's digits is 82
• More coming soon!