21402665984
21,402,665,984 is an even composite number composed of six prime numbers multiplied together.
21402665984 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred fifty-two divisors.
Prime factorization of 21402665984:
210 × 7 × 17 × 37 × 47 × 101
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 17 × 37 × 47 × 101)See below for interesting mathematical facts about the number 21402665984 from the Numbermatics database.
Names of 21402665984
- Cardinal: 21402665984 can be written as Twenty-one billion, four hundred two million, six hundred sixty-five thousand, nine hundred eighty-four.
Scientific notation
- Scientific notation: 2.1402665984 × 1010
Factors of 21402665984
Divisors of 21402665984
- Number of divisors d(n): 352
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Complete list of divisors:
1 2 4 7 8 14 16 17 28 32 34 37 47 56 64 68 74 94 101 112 119 128 136 148 188 202 224 238 256 259 272 296 329 376 404 448 476 512 518 544 592 629 658 707 752 799 808 896 952 1024 1036 1088 1184 1258 1316 1414 1504 1598 1616 1717 1739 1792 1904 2072 2176 2368 2516 2632 2828 3008 3196 3232 3434 3478 3584 3737 3808 4144 4352 4403 4736 4747 5032 5264 5593 5656 6016 6392 6464 6868 6956 7168 7474 7616 8288 8704 8806 9472 9494 10064 10528 11186 11312 12019 12032 12173 12784 12928 13736 13912 14948 15232 16576 17408 17612 18944 18988 20128 21056 22372 22624 24038 24064 24346 25568 25856 26159 27472 27824 29563 29896 30464 33152 33229 35224 37888 37976 40256 42112 44744 45248 48076 48128 48692 51136 51712 52318 54944 55648 59126 59792 60928 63529 66304 66458 70448 75952 80512 80699 84224 89488 90496 96152 97384 102272 103424 104636 109888 111296 118252 119584 121856 127058 132608 132916 140896 151904 161024 161398 168448 175639 178976 180992 192304 194768 204544 206941 209272 219776 222592 236504 239168 254116 265216 265832 281792 303808 322048 322796 336896 351278 357952 361984 384608 389536 409088 413882 418544 439552 444703 445184 473008 478336 508232 531664 563584 564893 607616 644096 645592 702556 715904 723968 769216 779072 818176 827764 837088 879104 889406 890368 946016 956672 1016464 1063328 1127168 1129786 1215232 1229473 1291184 1405112 1431808 1538432 1558144 1655528 1674176 1758208 1778812 1780736 1892032 1913344 2032928 2126656 2254336 2259572 2430464 2458946 2582368 2810224 2863616 2985863 3076864 3116288 3311056 3348352 3557624 3784064 3826688 4065856 4253312 4508672 4519144 4860928 4917892 5164736 5620448 5727232 5971726 6153728 6232576 6622112 6696704 7115248 7568128 8131712 8506624 9038288 9835784 10329472 11240896 11943452 12307456 12465152 13244224 13393408 14230496 15136256 16263424 17013248 18076576 19671568 20658944 20901041 22481792 23886904 26488448 26786816 28460992 30272512 32526848 34026496 36153152 39343136 41317888 41802082 44963584 47773808 52976896 56921984 65053696 72306304 78686272 82635776 83604164 89927168 95547616 105953792 113843968 144612608 157372544 167208328 179854336 191095232 211907584 227687936 289225216 314745088 334416656 382190464 455375872 578450432 629490176 668833312 764380928 1258980352 1337666624 1528761856 2675333248 3057523712 5350666496 10701332992 21402665984
- Sum of all divisors σ(n): 54840996864
- Sum of proper divisors (its aliquot sum) s(n): 33438330880
- 21402665984 is an abundant number, because the sum of its proper divisors (33438330880) is greater than itself. Its abundance is 12035664896
Bases of 21402665984
- Binary: 100111110111011001011000100000000002
- Hexadecimal: 0x4FBB2C400
- Base-36: 9TYLERK
Squares and roots of 21402665984
- 21402665984 squared (214026659842) is 458074111222670688256
- 21402665984 cubed (214026659843) is 9804007198416486589170559483904
-
The
square root of 21402665984 is 146296.5002452211 -
The
cube root of 21402665984 is 2776.4463843235
Scales and comparisons
How big is 21402665984?- 21,402,665,984 seconds is equal to 680 years, 28 weeks, 59 minutes, 44 seconds.
-
To count from 1 to 21,402,665,984 would take you about one thousand, three hundred sixty-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 21402665984 cubic inches would be around 231.4 feet tall.
Recreational maths with 21402665984
- 21402665984 backwards is 48956620412
- 21402665984 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21402665984's digits is 47
- More coming soon!
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The information we have on file for 21402665984 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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