90138596864

Names of 90138596864

• Cardinal: 90138596864 can be written as Ninety billion, one hundred thirty-eight million, five hundred ninety-six thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 9.0138596864 × 10¹⁰

Factors of 90138596864

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1690

Divisors of 90138596864

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 8 16 32 64 67 128 134 256 268 512 536 1072 1621 2144 3242 4288 6484 8576 12968 17152 25936 34304 51872 103744 108607 207488 217214 414976 434428 829952 868856 1737712 2627641 3475424 5255282 6950848 10510564 13901696 21021128 27803392 42042256 55606784 84084512 168169024 176051947 336338048 352103894 672676096 704207788 1345352192 1408415576 2816831152 5633662304 11267324608 22534649216 45069298432 90138596864
• Sum of all divisors σ(n): 182902051332
• Sum of proper divisors (its aliquot sum) s(n): 92763454468
• 90138596864 is an abundant number, because the sum of its proper divisors (92763454468) is greater than itself. Its abundance is 2624857604

Bases of 90138596864

• Binary: 1010011111100101011011101011000000000₂
• Hexadecimal: 0x14FCADD600
• Base-36: 15EQ6YGW

Squares and roots of 90138596864

• 90138596864 squared (90138596864²) is 8124966644610710634496
• 90138596864 cubed (90138596864³) is 732373092912011604099392595820544
• The square root of 90138596864 is 300230.9059107673
• The cube root of 90138596864 is 4483.7039691057

Scales and comparisons

• 90,138,596,864 seconds is equal to 2,866 years, 6 weeks, 4 days, 19 hours, 7 minutes, 44 seconds.
• To count from 1 to 90,138,596,864 would take you about five thousand, seven hundred thirty-two 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 90138596864 cubic inches would be around 373.6 feet tall.

Recreational maths with 90138596864

• 90138596864 backwards is 46869583109
• The number of decimal digits it has is: 11
• The sum of 90138596864's digits is 59
• More coming soon!