21331930359680

Names of 21331930359680

• Cardinal: 21331930359680 can be written as Twenty-one trillion, three hundred thirty-one billion, nine hundred thirty million, three hundred fifty-nine thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.133193035968 × 10¹³

Factors of 21331930359680

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 17103619

Divisors of 21331930359680

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 128 160 320 640 1949 3898 7796 9745 15592 19490 31184 38980 62368 77960 124736 155920 249472 311840 623680 1247360 17101663 34203326 68406652 85508315 136813304 171016630 273626608 342033260 547253216 684066520 1094506432 1368133040 2189012864 2736266080 5472532160 10945064320 33331141187 66662282374 133324564748 166655705935 266649129496 333311411870 533298258992 666622823740 1066596517984 1333245647480 2133193035968 2666491294960 4266386071936 5332982589920 10665965179840 21331930359680
• Sum of all divisors σ(n): 51022814544000
• Sum of proper divisors (its aliquot sum) s(n): 29690884184320
• 21331930359680 is an abundant number, because the sum of its proper divisors (29690884184320) is greater than itself. Its abundance is 8358953824640

Bases of 21331930359680

• Binary: 100110110011010111010001000011010011110000000₂
• Hexadecimal: 0x1366BA21A780
• Base-36: 7K7R4K8E8

Squares and roots of 21331930359680

• 21331930359680 squared (21331930359680²) is 455051252870237294169702400
• 21331930359680 cubed (21331930359680³) is 9707121636313035674984449684590559232000
• The square root of 21331930359680 is 4618650.2746668317
• The cube root of 21331930359680 is 27733.8429809469

Scales and comparisons

• 21,331,930,359,680 seconds is equal to 678,289 years, 20 weeks, 6 days, 3 hours, 1 minute, 20 seconds.
• To count from 1 to 21,331,930,359,680 would take you about one million, six hundred ninety-five thousand, seven hundred twenty-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 21331930359680 cubic inches would be around 2311.2 feet tall.

Recreational maths with 21331930359680

• 21331930359680 backwards is 08695303913312
• The number of decimal digits it has is: 14
• The sum of 21331930359680's digits is 53
• More coming soon!