90388011722121

Names of 90388011722121

• Cardinal: 90388011722121 can be written as Ninety trillion, three hundred eighty-eight billion, eleven million, seven hundred twenty-two thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 9.0388011722121 × 10¹³

Factors of 90388011722121

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1020

Divisors of 90388011722121

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 9 37 97 111 291 333 873 883 1369 2649 3589 4107 7947 9409 10767 12321 28227 32301 32671 84681 85651 98013 132793 256953 294039 348133 398379 770859 779689 1044399 1195137 1208827 2339067 3133197 3169087 3626481 7017201 8308147 9507261 10879443 12880921 24924441 28521783 28848493 38642763 74773323 75629833 86545479 115928289 117256219 226889499 259636437 307401439 351768657 680668497 922204317 1055305971 1067394241 2766612951 2798303821 3202182723 7336093801 8394911463 9606548169 11373853243 22008281403 25184734389 34121559729 66024844209 102364679187 103537241377 271435470637 310611724131 814306411911 931835172393 2442919235733 10043112413569 30129337240707 90388011722121
• Sum of all divisors σ(n): 135735819283701
• Sum of proper divisors (its aliquot sum) s(n): 45347807561580
• 90388011722121 is a deficient number, because the sum of its proper divisors (45347807561580) is less than itself. Its deficiency is 45040204160541

Bases of 90388011722121

• Binary: 10100100011010100011001010101001010010110001001₂
• Hexadecimal: 0x52351954A589
• Base-36: W1FOGFHC9

Squares and roots of 90388011722121

• 90388011722121 squared (90388011722121²) is 8169992663078283304120738641
• 90388011722121 cubed (90388011722121³) is 738469392599962437008734687465804959177561
• 90388011722121 is a perfect square number. Its square root is 9507261
• The cube root of 90388011722121 is 44878.3565282265

Scales and comparisons

• 90,388,011,722,121 seconds is equal to 2,874,059 years, 9 weeks, 4 days, 1 hour, 55 minutes, 21 seconds.
• To count from 1 to 90,388,011,722,121 would take you about seven million, one hundred eighty-five thousand, one hundred forty-seven 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 90388011722121 cubic inches would be around 3739.9 feet tall.

Recreational maths with 90388011722121

• 90388011722121 backwards is 12122711088309
• The number of decimal digits it has is: 14
• The sum of 90388011722121's digits is 45
• More coming soon!