21094041322127665

Names of 21094041322127665

• Cardinal: 21094041322127665 can be written as Twenty-one quadrillion, ninety-four trillion, forty-one billion, three hundred twenty-two million, one hundred twenty-seven thousand, six hundred sixty-five.

Scientific notation

• Scientific notation: 2.1094041322127665 × 10¹⁶

Factors of 21094041322127665

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 20016177

Divisors of 21094041322127665

• Number of divisors d(n): 32
• Complete list of divisors:
  1 5 23 115 2729 3359 13645 16795 62767 77257 313835 386285 9166711 20010061 45833555 100050305 210834353 460231403 1054171765 2301157015 54607456469 67213794899 273037282345 336068974495 1255971498787 1545917282677 6279857493935 7729586413385 183426446279371 917132231396855 4218808264425533 21094041322127665
• Sum of all divisors σ(n): 26430954726758400
• Sum of proper divisors (its aliquot sum) s(n): 5336913404630735
• 21094041322127665 is a deficient number, because the sum of its proper divisors (5336913404630735) is less than itself. Its deficiency is 15757127917496930

Bases of 21094041322127665

• Binary: 1001010111100001110101100110111111000100000000100110001₂
• Hexadecimal: 0x4AF0EB37E20131
• Base-36: 5RP7OSZ6R01

Squares and roots of 21094041322127665

• 21094041322127665 squared (21094041322127665²) is 444958579299629449254762558352225
• 21094041322127665 cubed (21094041322127665³) is 9385974658381603058894350704819379642653486804625
• The square root of 21094041322127665 is 145237878.3999809913
• The cube root of 21094041322127665 is 276303.6343801965

Scales and comparisons

• 21,094,041,322,127,665 seconds is equal to 670,725,265 years, 46 weeks, 1 day, 21 hours, 14 minutes, 25 seconds.
• To count from 1 to 21,094,041,322,127,665 would take you about two billion, twelve million, one hundred seventy-five thousand, seven hundred ninety-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 21094041322127665 cubic inches would be around 23025.3 feet tall.

Recreational maths with 21094041322127665

• 21094041322127665 backwards is 56672122314049012
• The number of decimal digits it has is: 17
• The sum of 21094041322127665's digits is 55
• More coming soon!