855665521601121

Names of 855665521601121

• Cardinal: 855665521601121 can be written as Eight hundred fifty-five trillion, six hundred sixty-five billion, five hundred twenty-one million, six hundred one thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 8.55665521601121 × 10¹⁴

Factors of 855665521601121

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 126652

Divisors of 855665521601121

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 7 9 11 21 33 49 63 77 99 121 147 231 363 441 539 693 847 1089 1617 2541 4851 5929 7623 17787 53361 126631 379893 886417 1139679 1392941 2659251 4178823 6204919 7977753 9750587 12536469 15322351 18614757 29251761 45967053 55844271 68254109 87755283 107256457 137901159 204762327 321769371 614286981 750795199 965308113 2252385597 6757156791 16035410161 48106230483 112247871127 144318691449 176389511771 336743613381 529168535313 785735097889 1010230840143 1234726582397 1587505605939 1940284629481 2357205293667 3704179747191 5820853888443 7071615881001 8643086076779 11112539241573 13581992406367 17462561665329 25929258230337 40745977219101 77787774691011 95073946844569 122237931657303 285221840533707 855665521601121
• Sum of all divisors σ(n): 1580350257560529
• Sum of proper divisors (its aliquot sum) s(n): 724684735959408
• 855665521601121 is a deficient number, because the sum of its proper divisors (724684735959408) is less than itself. Its deficiency is 130980785641713

Bases of 855665521601121

• Binary: 11000010100011100100100111011101100010101001100001₂
• Hexadecimal: 0x30A3927762A61
• Base-36: 8FB3BAXK69

Squares and roots of 855665521601121

• 855665521601121 squared (855665521601121²) is 732163484856918468659428456641
• 855665521601121 cubed (855665521601121³) is 626487050167389598120667708712971468245494561
• 855665521601121 is a perfect square number. Its square root is 29251761
• The cube root of 855665521601121 is 94936.8193607487

Scales and comparisons

• 855,665,521,601,121 seconds is equal to 27,207,516 years, 43 weeks, 4 days, 15 hours, 25 minutes, 21 seconds.
• To count from 1 to 855,665,521,601,121 would take you about sixty-eight million, eighteen thousand, seven hundred ninety-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 855665521601121 cubic inches would be around 7911.4 feet tall.

Recreational maths with 855665521601121

• 855665521601121 backwards is 121106125566558
• The number of decimal digits it has is: 15
• The sum of 855665521601121's digits is 54
• More coming soon!