85138705630405448

Names of 85138705630405448

• Cardinal: 85138705630405448 can be written as Eighty-five quadrillion, one hundred thirty-eight trillion, seven hundred five billion, six hundred thirty million, four hundred five thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 8.5138705630405448 × 10¹⁶

Factors of 85138705630405448

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 76

Divisors of 85138705630405448

• Number of divisors d(n): 196
• Complete list of divisors:
  1 2 4 7 8 14 28 49 56 67 98 134 196 268 343 392 469 536 686 938 1372 1876 2401 2744 3283 3752 4489 4802 6566 8978 9604 13132 16807 17956 19208 22981 26264 31423 33614 35912 45962 62846 67228 91924 117649 125692 134456 160867 183848 219961 235298 251384 300763 321734 439922 470596 601526 643468 879844 941192 1126069 1203052 1286936 1539727 1759688 2105341 2252138 2406104 3079454 4210682 4504276 6158908 7882483 8421364 9008552 10778089 12317816 14737387 15764966 16842728 20151121 21556178 29474774 31529932 40302242 43112356 58949548 63059864 75446623 80604484 86224712 103161709 117899096 141057847 150893246 161208968 206323418 282115694 301786492 412646836 528126361 564231388 603572984 722131963 825293672 987404929 1056252722 1128462776 1350125107 1444263926 1974809858 2112505444 2700250214 2888527852 3949619716 4225010888 5054923741 5400500428 5777055704 6911834503 7899239432 9450875749 10109847482 10801000856 13823669006 18901751498 20219694964 27647338012 35384466187 37803502996 40439389928 48382841521 55294676024 66156130243 70768932374 75607005992 90458382169 96765683042 132312260486 141537864748 180916764338 193531366084 264624520972 283075729496 338679890647 361833528676 387062732168 463092911701 529249041944 633208675183 677359781294 723667057352 926185823402 1266417350366 1354719562588 1852371646804 2370759234529 2532834700732 2709439125176 3241650381907 3704743293608 4432460726281 4741518469058 5065669401464 6483300763814 8864921452562 9483036938116 12966601527628 17729842905124 18966073876232 22691552673349 25933203055256 31027225083967 35459685810248 45383105346698 62054450167934 90766210693396 124108900335868 158840868713443 181532421386792 217190575587769 248217800671736 317681737426886 434381151175538 635363474853772 868762302351076 1270726949707544 1520334029114383 1737524604702152 3040668058228766 6081336116457532 10642338203800681 12162672232915064 21284676407601362 42569352815202724 85138705630405448
• Sum of all divisors σ(n): 189062521093564035
• Sum of proper divisors (its aliquot sum) s(n): 103923815463158587
• 85138705630405448 is an abundant number, because the sum of its proper divisors (103923815463158587) is greater than itself. Its abundance is 18785109832753139

Bases of 85138705630405448

• Binary: 100101110011110010011001110100001101111001010001101001000₂
• Hexadecimal: 0x12E7933A1BCA348
• Base-36: NAB5HF03TC8

Squares and roots of 85138705630405448

• 85138705630405448 squared (85138705630405448²) is 7248599196420832332740708868080704
• 85138705630405448 cubed (85138705630405448³) is 617136353216866723623787857064698615868309105275392
• The square root of 85138705630405448 is 291785375.9707731617
• 85138705630405448 is a perfect cube number. Its cube root is 439922
• Being both a perfect square and a perfect cube, 85138705630405448 is also a perfect sixth number.

Scales and comparisons

• 85,138,705,630,405,448 seconds is equal to 2,707,147,487 years, 38 weeks, 3 days, 2 hours, 24 minutes, 8 seconds.
• To count from 1 to 85,138,705,630,405,448 would take you about eight billion, one hundred twenty-one million, four hundred forty-two thousand, four hundred sixty-three 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 85138705630405448 cubic inches would be around 36660.2 feet tall.

Recreational maths with 85138705630405448

• 85138705630405448 backwards is 84450403650783158
• The number of decimal digits it has is: 17
• The sum of 85138705630405448's digits is 71
• More coming soon!