21326400493785

Names of 21326400493785

• Cardinal: 21326400493785 can be written as Twenty-one trillion, three hundred twenty-six billion, four hundred million, four hundred ninety-three thousand, seven hundred eighty-five.

Scientific notation

• Scientific notation: 2.1326400493785 × 10¹³

Factors of 21326400493785

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 958

Divisors of 21326400493785

• Number of divisors d(n): 156
• Complete list of divisors:
  1 3 5 9 15 27 45 81 97 135 243 291 405 485 729 853 873 1215 1455 2187 2559 2619 3645 4265 4365 6561 7677 7857 9409 10935 12795 13095 19683 23031 23571 28227 32805 38385 39285 47045 59049 69093 70713 82741 84681 98415 115155 117855 141135 177147 207279 212139 248223 254043 295245 345465 353565 413705 423405 531441 621837 636417 744669 762129 885735 1036395 1060695 1241115 1270215 1865511 1909251 2234007 2286387 2657205 3109185 3182085 3723345 3810645 5596533 5727753 6702021 6859161 8025877 9327555 9546255 11170035 11431935 16789599 17183259 20106063 20577483 24077631 27982665 28638765 33510105 34295805 40129385 50368797 51549777 60318189 61732449 72232893 83947995 85916295 100530315 102887415 120388155 151106391 180954567 185197347 216698679 251843985 257748885 301590945 308662245 361164465 453319173 542863701 555592041 650096037 755531955 904772835 925986735 1083493395 1628591103 1666776123 1950288111 2266595865 2714318505 2777960205 3250480185 4885773309 5000328369 5850864333 8142955515 8333880615 9751440555 14657319927 17552592999 24428866545 25001641845 29254321665 43971959781 52657778997 73286599635 87762964995 157973336991 219859798905 263288894985 473920010973 789866684955 1421760032919 2369600054865 4265280098757 7108800164595 21326400493785
• Sum of all divisors σ(n): 38832795728748
• Sum of proper divisors (its aliquot sum) s(n): 17506395234963
• 21326400493785 is a deficient number, because the sum of its proper divisors (17506395234963) is less than itself. Its deficiency is 3820005258822

Bases of 21326400493785

• Binary: 100110110010101110000100001101001100011011001₂
• Hexadecimal: 0x1365708698D9
• Base-36: 7K57O80K9

Squares and roots of 21326400493785

• 21326400493785 squared (21326400493785²) is 454815358021313091823626225
• 21326400493785 cubed (21326400493785³) is 9699574475886733082021467370969275511625
• The square root of 21326400493785 is 4618051.5906370081
• The cube root of 21326400493785 is 27731.4462969783

Scales and comparisons

• 21,326,400,493,785 seconds is equal to 678,113 years, 29 weeks, 4 days, 1 hour, 9 minutes, 45 seconds.
• To count from 1 to 21,326,400,493,785 would take you about one million, six hundred ninety-five thousand, two hundred eighty-three 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 21326400493785 cubic inches would be around 2311 feet tall.

Recreational maths with 21326400493785

• 21326400493785 backwards is 58739400462312
• The number of decimal digits it has is: 14
• The sum of 21326400493785's digits is 54
• More coming soon!