21364264755290399846401

Names of 21364264755290399846401

• Cardinal: 21364264755290399846401 can be written as Twenty-one sextillion, three hundred sixty-four quintillion, two hundred sixty-four quadrillion, seven hundred fifty-five trillion, two hundred ninety billion, three hundred ninety-nine million, eight hundred forty-six thousand, four hundred one.

Scientific notation

• Scientific notation: 2.1364264755290399846401 × 10²²

Factors of 21364264755290399846401

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 150977

Divisors of 21364264755290399846401

• Number of divisors d(n): 18
• Complete list of divisors:
  1 223 4481 49729 146273 999263 32618879 222835649 655449313 7274010017 21395790529 146165196799 4771261287967 32594838886177 95874537360449 1063991267216641 21380021831380127 4767744868397768321
• Sum of all divisors σ(n): 21364287332719883078918
• Sum of proper divisors (its aliquot sum) s(n): 22577429483232517
• 21364264755290399846401 is a deficient number, because the sum of its proper divisors (22577429483232517) is less than itself. Its deficiency is 21364242177860916613884

Bases of 21364264755290399846401

• Binary: 100100001100010100010111011101000100011010111110010000000000011000000000001₂
• Hexadecimal: 0x48628BBA235F2003001
• Base-36: 3H8RO1GKTZ3Z7K1

Squares and roots of 21364264755290399846401

• 21364264755290399846401 squared (21364264755290399846401²) is 456431808534143568431728927864299724392652801
• 21364264755290399846401 cubed (21364264755290399846401³) is 9751330000259459380246762890521852137704827066291381761423322419201
• 21364264755290399846401 is a perfect square number. Its square root is 146165196799
• The cube root of 21364264755290399846401 is 27747848.6573044095

Scales and comparisons

• 21,364,264,755,290,399,846,401 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 21,364,264,755,290,399,846,401 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 21364264755290399846401 cubic inches would be around 2312320.7 feet tall.

Recreational maths with 21364264755290399846401

• 21364264755290399846401 backwards is 10464899309255746246312
• The number of decimal digits it has is: 23
• The sum of 21364264755290399846401's digits is 100
• More coming soon!