21122318918673

Names of 21122318918673

• Cardinal: 21122318918673 can be written as Twenty-one trillion, one hundred twenty-two billion, three hundred eighteen million, nine hundred eighteen thousand, six hundred seventy-three.

Scientific notation

• Scientific notation: 2.1122318918673 × 10¹³

Factors of 21122318918673

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 39453

Divisors of 21122318918673

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 9 21 27 63 189 293 879 2051 2637 6153 7911 18251 18459 20899 54753 55377 62697 127757 146293 164259 188091 383271 438879 492777 564273 1149813 1316637 3449439 3949911 5347543 6123407 16042629 18370221 37432801 42863849 48127887 55110663 112298403 128591547 144383661 165331989 336895209 381427649 385774641 1010685627 1144282947 1157323923 2669993543 3432848841 8009980629 10298546523 24029941887 72089825661 111758301157 335274903471 782308108099 1005824710413 2346924324297 3017474131239 7040772972891 21122318918673
• Sum of all divisors σ(n): 35888396544000
• Sum of proper divisors (its aliquot sum) s(n): 14766077625327
• 21122318918673 is a deficient number, because the sum of its proper divisors (14766077625327) is less than itself. Its deficiency is 6356241293346

Bases of 21122318918673

• Binary: 100110011010111101100010100001110010000010001₂
• Hexadecimal: 0x1335EC50E411
• Base-36: 7HJGJBLE9

Squares and roots of 21122318918673

• 21122318918673 squared (21122318918673²) is 446152356502131331988080929
• 21122318918673 cubed (21122318918673³) is 9423772360355509476898314743559693287217
• The square root of 21122318918673 is 4595902.4052598201
• The cube root of 21122318918673 is 27642.7045439723

Scales and comparisons

• 21,122,318,918,673 seconds is equal to 671,624 years, 21 weeks, 18 hours, 44 minutes, 33 seconds.
• To count from 1 to 21,122,318,918,673 would take you about one million, six hundred seventy-nine thousand and sixty-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 21122318918673 cubic inches would be around 2303.6 feet tall.

Recreational maths with 21122318918673

• 21122318918673 backwards is 37681981322112
• The number of decimal digits it has is: 14
• The sum of 21122318918673's digits is 54
• More coming soon!