90904812098240

Names of 90904812098240

• Cardinal: 90904812098240 can be written as Ninety trillion, nine hundred four billion, eight hundred twelve million, ninety-eight thousand, two hundred forty.

Scientific notation

• Scientific notation: 9.090481209824 × 10¹³

Factors of 90904812098240

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 201465

Divisors of 90904812098240

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 140 160 224 280 320 448 560 1120 2240 201451 402902 805804 1007255 1410157 1611608 2014510 2820314 3223216 4029020 5640628 6446432 7050785 8058040 11281256 12892864 14101570 16116080 22562512 28203140 32232160 45125024 56406280 64464320 90250048 112812560 225625120 451250240 40582505401 81165010802 162330021604 202912527005 284077537807 324660043208 405825054010 568155075614 649320086416 811650108020 1136310151228 1298640172832 1420387689035 1623300216040 2272620302456 2597280345664 2840775378070 3246600432080 4545240604912 5681550756140 6493200864160 9090481209824 11363101512280 12986401728320 18180962419648 22726203024560 45452406049120 90904812098240
• Sum of all divisors σ(n): 247392180975888
• Sum of proper divisors (its aliquot sum) s(n): 156487368877648
• 90904812098240 is an abundant number, because the sum of its proper divisors (156487368877648) is greater than itself. Its abundance is 65582556779408

Bases of 90904812098240

• Binary: 10100101010110101101101000010001001001011000000₂
• Hexadecimal: 0x52AD6D0892C0
• Base-36: W813E13NK

Squares and roots of 90904812098240

• 90904812098240 squared (90904812098240²) is 8263684862616321471411097600
• 90904812098240 cubed (90904812098240³) is 751208719675206932393616623393077428224000
• The square root of 90904812098240 is 9534401.5070816063
• The cube root of 90904812098240 is 44963.7258454389

Scales and comparisons

• 90,904,812,098,240 seconds is equal to 2,890,491 years, 43 weeks, 3 days, 21 hours, 57 minutes, 20 seconds.
• To count from 1 to 90,904,812,098,240 would take you about seven million, two hundred twenty-six thousand, two hundred twenty-nine 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 90904812098240 cubic inches would be around 3747 feet tall.

Recreational maths with 90904812098240

• 90904812098240 backwards is 04289021840909
• 90904812098240 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 90904812098240's digits is 56
• More coming soon!