21716720491128
21,716,720,491,128 is an even composite number composed of seven prime numbers multiplied together.
21716720491128 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 21716720491128:
23 × 3 × 13 × 67 × 163 × 907 × 7027
(2 × 2 × 2 × 3 × 13 × 67 × 163 × 907 × 7027)See below for interesting mathematical facts about the number 21716720491128 from the Numbermatics database.
Names of 21716720491128
- Cardinal: 21716720491128 can be written as Twenty-one trillion, seven hundred sixteen billion, seven hundred twenty million, four hundred ninety-one thousand, one hundred twenty-eight.
Scientific notation
- Scientific notation: 2.1716720491128 × 1013
Factors of 21716720491128
Divisors of 21716720491128
- Number of divisors d(n): 256
-
Complete list of divisors:
1 2 3 4 6 8 12 13 24 26 39 52 67 78 104 134 156 163 201 268 312 326 402 489 536 652 804 871 907 978 1304 1608 1742 1814 1956 2119 2613 2721 3484 3628 3912 4238 5226 5442 6357 6968 7027 7256 8476 10452 10884 10921 11791 12714 14054 16952 20904 21081 21768 21842 23582 25428 28108 32763 35373 42162 43684 47164 50856 56216 60769 65526 70746 84324 87368 91351 94328 121538 131052 141492 141973 147841 168648 182307 182702 243076 262104 274053 282984 283946 295682 364614 365404 425919 443523 470809 486152 548106 567892 591364 729228 730808 789997 851838 887046 941618 1096212 1135784 1145401 1182728 1412427 1458456 1579994 1703676 1774092 1883236 1921933 2192424 2290802 2369991 2824854 3159988 3407352 3436203 3548184 3766472 3843866 4581604 4739982 5649708 5765799 6120517 6319976 6373489 6872406 7687732 9163208 9479964 9905347 11299416 11531598 12241034 12746978 13744812 14890213 15375464 18361551 18959928 19120467 19810694 23063196 24482068 25493956 27489624 29716041 29780426 36723102 38240934 39621388 44670639 46126392 48964136 50987912 59432082 59560852 73446204 76481868 76741867 79242776 82855357 89341278 118864164 119121704 128769511 146892408 152963736 153483734 165710714 178682556 230225601 237728328 248566071 257539022 306967468 331421428 357365112 386308533 427023763 460451202 497132142 515078044 613934936 662842856 772617066 854047526 920902404 994264284 997644271 1030156088 1038878707 1281071289 1545234132 1708095052 1841804808 1988528568 1995288542 2077757414 2562142578 2992932813 3090468264 3116636121 3416190104 3990577084 4155514828 5124285156 5551308919 5985865626 6233272242 7981154168 8311029656 10248570312 11102617838 11971731252 12466544484 13505423191 16653926757 22205235676 23943462504 24933088968 27010846382 33307853514 40516269573 44410471352 54021692764 66615707028 69604873369 81032539146 108043385528 133231414056 139209746738 162065078292 208814620107 278419493476 324130156584 417629240214 556838986952 835258480428 904863353797 1670516960856 1809726707594 2714590061391 3619453415188 5429180122782 7238906830376 10858360245564 21716720491128
- Sum of all divisors σ(n): 59779137976320
- Sum of proper divisors (its aliquot sum) s(n): 38062417485192
- 21716720491128 is an abundant number, because the sum of its proper divisors (38062417485192) is greater than itself. Its abundance is 16345696994064
Bases of 21716720491128
- Binary: 1001111000000010100010110100100011010011110002
- Hexadecimal: 0x13C051691A78
- Base-36: 7P4IUO60O
Squares and roots of 21716720491128
- 21716720491128 squared (217167204911282) is 471615948889778761526712384
- 21716720491128 cubed (217167204911283) is 10241951741197433972361648954951679729152
-
The
square root of 21716720491128 is 4660120.2228191499 -
The
cube root of 21716720491128 is 27899.6066675141
Scales and comparisons
How big is 21716720491128?- 21,716,720,491,128 seconds is equal to 690,524 years, 27 weeks, 6 days, 14 hours, 38 minutes, 48 seconds.
-
To count from 1 to 21,716,720,491,128 would take you about one million, seven hundred twenty-six thousand, three hundred eleven 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 21716720491128 cubic inches would be around 2325 feet tall.
Recreational maths with 21716720491128
- 21716720491128 backwards is 82119402761712
- The number of decimal digits it has is: 14
- The sum of 21716720491128's digits is 51
- More coming soon!
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