90389985348402

Names of 90389985348402

• Cardinal: 90389985348402 can be written as Ninety trillion, three hundred eighty-nine billion, nine hundred eighty-five million, three hundred forty-eight thousand, four hundred two.

Scientific notation

• Scientific notation: 9.0389985348402 × 10¹³

Factors of 90389985348402

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4284980

Divisors of 90389985348402

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 6 9 18 23 27 46 54 69 81 138 162 207 414 621 1242 1863 3726 5669 11338 17007 34014 51021 102042 130387 153063 260774 306126 391161 459189 782322 918378 1173483 2346966 3520449 4279283 7040898 8558566 10561347 12837849 21122694 25675698 38513547 77027094 98423509 115540641 196847018 231081282 295270527 346621923 590541054 693243846 885811581 1771623162 2657434743 5314869486 7972304229 15944608458 24259255327 48518510654 72777765981 145555531962 218333297943 436666595886 557962872521 654999893829 1115925745042 1309999787658 1673888617563 1964999681487 3347777235126 3929999362974 5021665852689 10043331705378 15064997558067 30129995116134 45194992674201 90389985348402
• Sum of all divisors σ(n): 211383962919360
• Sum of proper divisors (its aliquot sum) s(n): 120993977570958
• 90389985348402 is an abundant number, because the sum of its proper divisors (120993977570958) is greater than itself. Its abundance is 30603992222556

Bases of 90389985348402

• Binary: 10100100011010110001110111101111100101100110010₂
• Hexadecimal: 0x52358EF7CB32
• Base-36: W1GL3H54I

Squares and roots of 90389985348402

• 90389985348402 squared (90389985348402²) is 8170349451284328229323953604
• 90389985348402 cubed (90389985348402³) is 738517767192914748910031250159180023540808
• The square root of 90389985348402 is 9507364.7951681121
• The cube root of 90389985348402 is 44878.6831661567

Scales and comparisons

• 90,389,985,348,402 seconds is equal to 2,874,121 years, 48 weeks, 5 days, 23 hours, 26 minutes, 42 seconds.
• To count from 1 to 90,389,985,348,402 would take you about seven million, one hundred eighty-five thousand, three hundred four 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 90389985348402 cubic inches would be around 3739.9 feet tall.

Recreational maths with 90389985348402

• 90389985348402 backwards is 20484358998309
• The number of decimal digits it has is: 14
• The sum of 90389985348402's digits is 72
• More coming soon!