21338993330730072

Names of 21338993330730072

• Cardinal: 21338993330730072 can be written as Twenty-one quadrillion, three hundred thirty-eight trillion, nine hundred ninety-three billion, three hundred thirty million, seven hundred thirty thousand and seventy-two.

Scientific notation

• Scientific notation: 2.1338993330730072 × 10¹⁶

Factors of 21338993330730072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2585561348

Divisors of 21338993330730072

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 19 24 27 36 38 54 57 72 76 108 114 152 171 216 228 342 456 513 684 1026 1368 2011 2052 4022 4104 6033 8044 12066 16088 18099 24132 36198 38209 48264 54297 72396 76418 108594 114627 144792 152836 217188 229254 305672 343881 434376 458508 687762 917016 1031643 1375524 2063286 2751048 4126572 8253144 2585559313 5171118626 7756677939 10342237252 15513355878 20684474504 23270033817 31026711756 46540067634 49125626947 62053423512 69810101451 93080135268 98251253894 139620202902 147376880841 186160270536 196502507788 279240405804 294753761682 393005015576 442130642523 558480811608 589507523364 884261285046 1179015046728 1326391927569 1768522570092 2652783855138 3537045140184 5199559778443 5305567710276 10399119556886 10611135420552 15598679335329 20798239113772 31197358670658 41596478227544 46796038005987 62394717341316 93592076011974 98791635790417 124789434682632 140388114017961 187184152023948 197583271580834 280776228035922 296374907371251 374368304047896 395166543161668 561552456071844 592749814742502 790333086323336 889124722113753 1123104912143688 1185499629485004 1778249444227506 2370999258970008 2667374166341259 3556498888455012 5334748332682518 7112997776910024 10669496665365036 21338993330730072
• Sum of all divisors σ(n): 62425744077216000
• Sum of proper divisors (its aliquot sum) s(n): 41086750746485928
• 21338993330730072 is an abundant number, because the sum of its proper divisors (41086750746485928) is greater than itself. Its abundance is 19747757415755856

Bases of 21338993330730072

• Binary: 1001011110011111011001110001101010101111011010001011000₂
• Hexadecimal: 0x4BCFB38D57B458
• Base-36: 5U41I7CMW60

Squares and roots of 21338993330730072

• 21338993330730072 squared (21338993330730072²) is 455352636368942491977372525125184
• 21338993330730072 cubed (21338993330730072³) is 9716766870607219465397877407574463105185913333248
• The square root of 21338993330730072 is 146078723.0596231355
• The cube root of 21338993330730072 is 277369.0352152099

Scales and comparisons

• 21,338,993,330,730,072 seconds is equal to 678,513,982 years, 4 weeks, 1 hour, 1 minute, 12 seconds.
• To count from 1 to 21,338,993,330,730,072 would take you about two billion, thirty-five million, five hundred forty-one thousand, nine 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 21338993330730072 cubic inches would be around 23114.1 feet tall.

Recreational maths with 21338993330730072

• 21338993330730072 backwards is 27003703339983312
• The number of decimal digits it has is: 17
• The sum of 21338993330730072's digits is 63
• More coming soon!