21823813655728

Names of 21823813655728

• Cardinal: 21823813655728 can be written as Twenty-one trillion, eight hundred twenty-three billion, eight hundred thirteen million, six hundred fifty-five thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1823813655728 × 10¹³

Factors of 21823813655728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 36401336

Divisors of 21823813655728

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 7 8 14 16 28 53 56 101 106 112 202 212 371 404 424 707 742 808 848 1414 1484 1616 2828 2968 5353 5656 5936 10706 11312 21412 37471 42824 74942 85648 149884 299768 599536 36401173 72802346 145604692 254808211 291209384 509616422 582418768 1019232844 1929262169 2038465688 3676518473 3858524338 4076931376 7353036946 7717048676 13504835183 14706073892 15434097352 25735629311 27009670366 29412147784 30868194704 51471258622 54019340732 58824295568 102942517244 108038681464 194855479069 205885034488 216077362928 389710958138 411770068976 779421916276 1363988353483 1558843832552 2727976706966 3117687665104 5455953413932 10911906827864 21823813655728
• Sum of all divisors σ(n): 49723421265216
• Sum of proper divisors (its aliquot sum) s(n): 27899607609488
• 21823813655728 is an abundant number, because the sum of its proper divisors (27899607609488) is greater than itself. Its abundance is 6075793953760

Bases of 21823813655728

• Binary: 100111101100101000000101010010001110010110000₂
• Hexadecimal: 0x13D940A91CB0
• Base-36: 7QHPZ6COG

Squares and roots of 21823813655728

• 21823813655728 squared (21823813655728²) is 476278842479939931707209984
• 21823813655728 cubed (21823813655728³) is 10394220706448038142496972981054380388352
• The square root of 21823813655728 is 4671596.4782639349
• The cube root of 21823813655728 is 27945.3925735543

Scales and comparisons

• 21,823,813,655,728 seconds is equal to 693,929 years, 39 weeks, 6 days, 19 hours, 55 minutes, 28 seconds.
• To count from 1 to 21,823,813,655,728 would take you about one million, seven hundred thirty-four thousand, eight hundred twenty-four 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 21823813655728 cubic inches would be around 2328.8 feet tall.

Recreational maths with 21823813655728

• 21823813655728 backwards is 82755631832812
• The number of decimal digits it has is: 14
• The sum of 21823813655728's digits is 61
• More coming soon!