21108985136748
21,108,985,136,748 is an even composite number composed of five prime numbers multiplied together.
21108985136748 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21108985136748:
22 × 33 × 17 × 373 × 613
(2 × 2 × 3 × 3 × 3 × 17 × 37 × 37 × 37 × 61 × 61 × 61)See below for interesting mathematical facts about the number 21108985136748 from the Numbermatics database.
Names of 21108985136748
- Cardinal: 21108985136748 can be written as Twenty-one trillion, one hundred eight billion, nine hundred eighty-five million, one hundred thirty-six thousand, seven hundred forty-eight.
Scientific notation
- Scientific notation: 2.1108985136748 × 1013
Factors of 21108985136748
Divisors of 21108985136748
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 6 9 12 17 18 27 34 36 37 51 54 61 68 74 102 108 111 122 148 153 183 204 222 244 306 333 366 444 459 549 612 629 666 732 918 999 1037 1098 1258 1332 1369 1647 1836 1887 1998 2074 2196 2257 2516 2738 3111 3294 3721 3774 3996 4107 4148 4514 5476 5661 6222 6588 6771 7442 7548 8214 9028 9333 11163 11322 12321 12444 13542 14884 16428 16983 18666 20313 22326 22644 23273 24642 27084 27999 33489 33966 36963 37332 38369 40626 44652 46546 49284 50653 55998 60939 63257 66978 67932 69819 73926 76738 81252 83509 93092 100467 101306 111996 115107 121878 126514 133956 137677 139638 147852 151959 153476 167018 189771 200934 202612 209457 226981 230214 243756 250527 253028 275354 279276 303918 334036 345321 379542 401868 413031 418914 453962 455877 460428 501054 550708 569313 607836 628371 680943 690642 751581 759084 826062 837828 861101 907924 911754 1002108 1035963 1138626 1239093 1256742 1361886 1367631 1381284 1419653 1503162 1652124 1707939 1722202 1823508 2042829 2071926 2254743 2277252 2340509 2478186 2513484 2583303 2723772 2735262 2839306 3006324 3089833 3415878 3444404 3717279 3858677 4085658 4143852 4258959 4509486 4681018 4956372 5094049 5166606 5470524 5678612 6128487 6179666 6831756 7021527 7434558 7717354 7749909 8171316 8398297 8517918 9018972 9269499 9362036 10188098 10333212 11576031 12256974 12359332 12776877 14043054 14869116 15282147 15434708 15499818 16796594 17035836 18538998 20376196 21064581 23152062 23249727 24513948 25194891 25553754 27808497 28086108 30564294 30999636 33593188 34728093 37077996 38330631 42129162 45846441 46304124 46499454 50389782 51107508 52527161 55616994 61128588 63193743 69456186 75584673 76661262 83425491 84258324 86598833 91692882 92998908 100779564 104184279 105054322 111233988 126387486 137539323 138912372 142771049 151169346 153322524 157581483 166850982 173197666 183385764 188479813 208368558 210108644 226754019 252774972 259796499 275078646 285542098 302338692 310736989 315162966 333701964 346395332 376959626 416737116 428313147 453508038 472744449 519592998 550157292 565439439 571084196 621473978 630325932 753919252 779389497 856626294 907016076 932210967 945488898 1039185996 1130878878 1242947956 1284939441 1418233347 1558778994 1696318317 1713252588 1864421934 1890977796 2261757756 2338168491 2569878882 2796632901 2836466694 3117557988 3204156821 3392636634 3728843868 3854818323 4676336982 5088954951 5139757764 5282528813 5593265802 5672933388 6408313642 6785273268 7709636646 8389898703 9352673964 9612470463 10177909902 10565057626 11186531604 11497268593 12816627284 15419273292 15847586439 16779797406 19224940926 20355819804 21130115252 22994537186 28837411389 31695172878 33559594812 34491805779 38449881852 45989074372 47542759317 57674822778 63390345756 68983611558 86512234167 95085518634 103475417337 115349645556 137967223116 142628277951 173024468334 190171037268 195453566081 206950834674 285256555902 310426252011 346048936668 390907132162 413901669348 570513111804 586360698243 620852504022 781814264324 1172721396486 1241705008044 1759082094729 2345442792972 3518164189458 5277246284187 7036328378916 10554492568374 21108985136748
- Sum of all divisors σ(n): 60548412153600
- Sum of proper divisors (its aliquot sum) s(n): 39439427016852
- 21108985136748 is an abundant number, because the sum of its proper divisors (39439427016852) is greater than itself. Its abundance is 18330441880104
Bases of 21108985136748
- Binary: 1001100110010110100011000111110000110011011002
- Hexadecimal: 0x1332D18F866C
- Base-36: 7HDC0QDF0
Squares and roots of 21108985136748
- 21108985136748 squared (211089851367482) is 445589253503447980260015504
- 21108985136748 cubed (211089851367483) is 9405936929298920101678467778300040140992
-
The
square root of 21108985136748 is 4594451.5599522867 -
The
cube root of 21108985136748 is 27636.8866950823
Scales and comparisons
How big is 21108985136748?- 21,108,985,136,748 seconds is equal to 671,200 years, 22 weeks, 3 days, 14 hours, 25 minutes, 48 seconds.
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To count from 1 to 21,108,985,136,748 would take you about one million, six hundred seventy-eight thousand and 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 21108985136748 cubic inches would be around 2303.1 feet tall.
Recreational maths with 21108985136748
- 21108985136748 backwards is 84763158980112
- The number of decimal digits it has is: 14
- The sum of 21108985136748's digits is 63
- More coming soon!
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