21096668658321

Names of 21096668658321

• Cardinal: 21096668658321 can be written as Twenty-one trillion, ninety-six billion, six hundred sixty-eight million, six hundred fifty-eight thousand, three hundred twenty-one.

Scientific notation

• Scientific notation: 2.1096668658321 × 10¹³

Factors of 21096668658321

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 930

Divisors of 21096668658321

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 9 17 51 113 153 289 339 797 867 1017 1921 2391 2601 5763 7173 12769 13549 17289 32657 38307 40647 90061 97971 114921 121941 217073 230333 270183 293913 635209 651219 690999 810549 1531037 1905627 1953657 2072997 3690241 4593111 5716881 10176893 10798553 11070723 13779333 26027629 30530679 32395659 33212169 71778617 78082887 91592037 97186977 173007181 183575401 215335851 234248661 519021543 550726203 646007553 1220236489 1557064629 1652178609 2941122077 3660709467 8110983721 8823366231 10982128401 20744020313 24332951163 26470098693 62232060939 72998853489 137886723257 186696182817 413660169771 1240980509313 2344074295369 7032222886107 21096668658321
• Sum of all divisors σ(n): 32700969620371
• Sum of proper divisors (its aliquot sum) s(n): 11604300962050
• 21096668658321 is a deficient number, because the sum of its proper divisors (11604300962050) is less than itself. Its deficiency is 9492367696271

Bases of 21096668658321

• Binary: 100110010111111110011011100001111101010010001₂
• Hexadecimal: 0x132FF370FA91
• Base-36: 7H7OBTHU9

Squares and roots of 21096668658321

• 21096668658321 squared (21096668658321²) is 445069428478983582242539041
• 21096668658321 cubed (21096668658321³) is 9389482262569412837734492470505932010161
• 21096668658321 is a perfect square number. Its square root is 4593111
• The cube root of 21096668658321 is 27631.5105430093

Scales and comparisons

• 21,096,668,658,321 seconds is equal to 670,808 years, 41 weeks, 6 days, 18 hours, 25 minutes, 21 seconds.
• To count from 1 to 21,096,668,658,321 would take you about one million, six hundred seventy-seven thousand and twenty-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 21096668658321 cubic inches would be around 2302.6 feet tall.

Recreational maths with 21096668658321

• 21096668658321 backwards is 12385686669012
• The number of decimal digits it has is: 14
• The sum of 21096668658321's digits is 63
• More coming soon!