21016244954802162

Names of 21016244954802162

• Cardinal: 21016244954802162 can be written as Twenty-one quadrillion, sixteen trillion, two hundred forty-four billion, nine hundred fifty-four million, eight hundred two thousand, one hundred sixty-two.

Scientific notation

• Scientific notation: 2.1016244954802162 × 10¹⁶

Factors of 21016244954802162

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 53352

Divisors of 21016244954802162

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 13 26 39 78 169 338 507 1014 12323 24646 36969 41011 73938 82022 123033 160199 246066 320398 480597 533143 961194 1066286 1599429 2082587 3198858 4165174 6247761 6930859 12495522 13861718 20792577 41585154 505378553 1010757106 1516135659 1681902121 3032271318 3363804242 5045706363 6569921189 10091412726 13139842378 19709763567 21864727573 39419527134 43729455146 65594182719 85408975457 131188365438 170817950914 256226926371 284241458449 512453852742 568482916898 852724375347 1705448750694 20726079837083 41452159674166 62178239511249 124356479022498 269439037882079 538878075764158 808317113646237 1616634227292474 3502707492467027 7005414984934054 10508122477401081 21016244954802162
• Sum of all divisors σ(n): 45519274707718032
• Sum of proper divisors (its aliquot sum) s(n): 24503029752915870
• 21016244954802162 is an abundant number, because the sum of its proper divisors (24503029752915870) is greater than itself. Its abundance is 3486784798113708

Bases of 21016244954802162

• Binary: 1001010101010100010100111010111000010110010011111110010₂
• Hexadecimal: 0x4AAA29D70B27F2
• Base-36: 5QXMXNAQ31U

Squares and roots of 21016244954802162

• 21016244954802162 squared (21016244954802162²) is 441682552000247328286224559874244
• 21016244954802162 cubed (21016244954802162³) is 9282508705099341479124970771520685804962619315528
• The square root of 21016244954802162 is 144969807.0454746863
• The cube root of 21016244954802162 is 275963.5399345381

Scales and comparisons

• 21,016,244,954,802,162 seconds is equal to 668,251,582 years, 2 weeks, 3 days, 18 hours, 22 minutes, 42 seconds.
• To count from 1 to 21,016,244,954,802,162 would take you about two billion, four million, seven hundred fifty-four thousand, seven hundred forty-six 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 21016244954802162 cubic inches would be around 22997 feet tall.

Recreational maths with 21016244954802162

• 21016244954802162 backwards is 26120845944261012
• The number of decimal digits it has is: 17
• The sum of 21016244954802162's digits is 57
• More coming soon!