18404792674126021

Names of 18404792674126021

• Cardinal: 18404792674126021 can be written as Eighteen quadrillion, four hundred four trillion, seven hundred ninety-two billion, six hundred seventy-four million, one hundred twenty-six thousand and twenty-one.

Scientific notation

• Scientific notation: 1.8404792674126021 × 10¹⁶

Factors of 18404792674126021

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 859124389

Divisors of 18404792674126021

• Number of divisors d(n): 32
• Complete list of divisors:
  1 37 47 97 127 1739 3589 4559 4699 5969 12319 168683 220853 455803 578993 21422741 859124081 31787590997 40378831807 83335035857 109108758287 1494016776859 3083396326709 3916746685279 4037024056619 5128111639489 10583549553839 144919627355323 189740130661093 391591333492043 497426829030433 18404792674126021
• Sum of all divisors σ(n): 19656978931924992
• Sum of proper divisors (its aliquot sum) s(n): 1252186257798971
• 18404792674126021 is a deficient number, because the sum of its proper divisors (1252186257798971) is less than itself. Its deficiency is 17152606416327050

Bases of 18404792674126021

• Binary: 1000001011000110000111110111001100000011000100011000101₂
• Hexadecimal: 0x41630FB98188C5
• Base-36: 517YD14ICP1

Squares and roots of 18404792674126021

• 18404792674126021 squared (18404792674126021²) is 338736393377562851031156189292441
• 18404792674126021 cubed (18404792674126021³) is 6234373091295238775662610626489072694508056707261
• The square root of 18404792674126021 is 135664264.5434899375
• The cube root of 18404792674126021 is 264024.1439605847

Scales and comparisons

• 18,404,792,674,126,021 seconds is equal to 585,215,477 years, 14 weeks, 2 days, 7 hours, 27 minutes, 1 second.
• To count from 1 to 18,404,792,674,126,021 would take you about one billion, seven hundred fifty-five million, six hundred forty-six thousand, four hundred thirty-one 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 18404792674126021 cubic inches would be around 22002 feet tall.

Recreational maths with 18404792674126021

• 18404792674126021 backwards is 12062147629740481
• The number of decimal digits it has is: 17
• The sum of 18404792674126021's digits is 64
• More coming soon!