21513003944328

Names of 21513003944328

• Cardinal: 21513003944328 can be written as Twenty-one trillion, five hundred thirteen billion, three million, nine hundred forty-four thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1513003944328 × 10¹³

Factors of 21513003944328

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2553775415

Divisors of 21513003944328

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 27 36 39 52 54 72 78 81 104 108 117 156 162 216 234 312 324 351 468 648 702 936 1053 1404 2106 2808 4212 8424 2553775397 5107550794 7661326191 10215101588 15322652382 20430203176 22983978573 30645304764 33199080161 45967957146 61290609528 66398160322 68951935719 91935914292 99597240483 132796320644 137903871438 183871828584 199194480966 206855807157 265592641288 275807742876 298791721449 398388961932 413711614314 551615485752 597583442898 796777923864 827423228628 896375164347 1195166885796 1654846457256 1792750328694 2390333771592 2689125493041 3585500657388 5378250986082 7171001314776 10756501972164 21513003944328
• Sum of all divisors σ(n): 64891432863180
• Sum of proper divisors (its aliquot sum) s(n): 43378428918852
• 21513003944328 is an abundant number, because the sum of its proper divisors (43378428918852) is greater than itself. Its abundance is 21865424974524

Bases of 21513003944328

• Binary: 100111001000011100010111101010100100110001000₂
• Hexadecimal: 0x1390E2F54988
• Base-36: 7MIXR3KI0

Squares and roots of 21513003944328

• 21513003944328 squared (21513003944328²) is 462809338708672085723371584
• 21513003944328 cubed (21513003944328³) is 9956419129111495910266043423686793175552
• The square root of 21513003944328 is 4638211.2871588763
• The cube root of 21513003944328 is 27812.0938117643

Scales and comparisons

• 21,513,003,944,328 seconds is equal to 684,046 years, 51 weeks, 4 hours, 58 minutes, 48 seconds.
• To count from 1 to 21,513,003,944,328 would take you about one million, seven hundred ten thousand, one hundred seventeen 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 21513003944328 cubic inches would be around 2317.7 feet tall.

Recreational maths with 21513003944328

• 21513003944328 backwards is 82344930031512
• The number of decimal digits it has is: 14
• The sum of 21513003944328's digits is 45
• More coming soon!