21356872992
21,356,872,992 is an even composite number composed of six prime numbers multiplied together.
21356872992 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of five hundred seventy-six divisors.
Prime factorization of 21356872992:
25 × 33 × 7 × 13 × 612 × 73
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 7 × 13 × 61 × 61 × 73)See below for interesting mathematical facts about the number 21356872992 from the Numbermatics database.
Names of 21356872992
- Cardinal: 21356872992 can be written as Twenty-one billion, three hundred fifty-six million, eight hundred seventy-two thousand, nine hundred ninety-two.
Scientific notation
- Scientific notation: 2.1356872992 × 1010
Factors of 21356872992
Divisors of 21356872992
- Number of divisors d(n): 576
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 32 36 39 42 48 52 54 56 61 63 72 73 78 84 91 96 104 108 112 117 122 126 144 146 156 168 182 183 189 208 216 219 224 234 244 252 273 288 292 312 336 351 364 366 378 416 427 432 438 468 488 504 511 546 549 584 624 657 672 702 728 732 756 793 819 854 864 876 936 949 976 1008 1022 1092 1098 1168 1248 1281 1314 1404 1456 1464 1512 1533 1586 1638 1647 1708 1752 1872 1898 1952 1971 2016 2044 2184 2196 2336 2379 2457 2562 2628 2808 2847 2912 2928 3024 3066 3172 3276 3294 3416 3504 3721 3744 3796 3843 3942 4088 4368 4392 4453 4599 4758 4914 5124 5256 5551 5616 5694 5856 6048 6132 6344 6552 6588 6643 6832 7008 7137 7442 7592 7686 7884 8176 8541 8736 8784 8906 9198 9516 9828 10248 10512 11102 11163 11232 11388 11529 12264 12688 13104 13176 13286 13359 13664 13797 14274 14884 15184 15372 15768 16352 16653 17082 17568 17812 18396 19032 19656 19929 20496 21024 21411 22204 22326 22776 23058 24528 25376 25623 26047 26208 26352 26572 26718 27594 28548 29768 30368 30744 31171 31536 33306 33489 34164 35624 36792 38064 39312 39858 40077 40992 42822 44408 44652 45552 46116 48373 49056 49959 51246 52094 52704 53144 53436 55188 57096 57889 59536 59787 61488 62342 63072 66612 66978 68328 71248 73584 76128 78141 78624 79716 80154 85644 88816 89304 91104 92232 93513 96746 99918 100467 102492 104188 106288 106872 110376 114192 115778 119072 119574 120231 122976 124684 133224 133956 136656 142496 145119 147168 149877 156282 159432 160308 171288 173667 177632 178608 179361 184464 187026 193492 199836 200934 204984 208376 212576 213744 220752 228384 231556 234423 239148 240462 249368 266448 267912 271633 273312 280539 290238 299754 312564 318864 320616 338611 342576 347334 357216 358722 368928 374052 386984 399672 401868 405223 409968 416752 427488 435357 441504 463112 468846 478296 480924 498736 521001 532896 535824 543266 561078 580476 599508 625128 637728 641232 677222 685152 694668 703269 717444 748104 773968 799344 803736 810446 814899 819936 833504 841617 870714 926224 937692 956592 961848 997472 1015833 1042002 1071648 1086532 1122156 1160952 1199016 1215669 1250256 1282464 1306071 1354444 1389336 1406538 1434888 1496208 1547936 1563003 1598688 1607472 1620892 1629798 1683234 1741428 1852448 1875384 1901431 1913184 1923696 2031666 2084004 2173064 2244312 2321904 2398032 2431338 2444697 2500512 2612142 2708888 2778672 2813076 2869776 2992416 3047499 3126006 3214944 3241784 3259596 3366468 3482856 3531229 3647007 3750768 3802862 3847392 4063332 4168008 4346128 4488624 4643808 4796064 4862676 4889394 5224284 5417776 5557344 5626152 5704293 5739552 6094998 6252012 6483568 6519192 6732936 6965712 7062458 7294014 7334091 7501536 7605724 8126664 8336016 8692256 8977248 9142497 9725352 9778788 10448568 10593687 10835552 10941021 11252304 11408586 12189996 12504024 12967136 13038384 13465872 13931424 14124916 14588028 14668182 15211448 16253328 16672032 17112879 18284994 19450704 19557576 20897136 21187374 21882042 22504608 22817172 24379992 24718603 25008048 26076768 26931744 28249832 29176056 29336364 30422896 31781061 32506656 34225758 36569988 38901408 39115152 41794272 42374748 43764084 45634344 48759984 49437206 50016096 51338637 56499664 58352112 58672728 60845792 63562122 68451516 73139976 74155809 78230304 84749496 87528168 91268688 95343183 97519968 98874412 102677274 112999328 116704224 117345456 127124244 136903032 146279952 148311618 169498992 175056336 182537376 190686366 197748824 205354548 222467427 234690912 254248488 273806064 292559904 296623236 338997984 350112672 381372732 395497648 410709096 444934854 508496976 547612128 593246472 667402281 762745464 790995296 821418192 889869708 1016993952 1186492944 1334804562 1525490928 1642836384 1779739416 2372985888 2669609124 3050981856 3559478832 5339218248 7118957664 10678436496 21356872992
- Sum of all divisors σ(n): 79010830080
- Sum of proper divisors (its aliquot sum) s(n): 57653957088
- 21356872992 is an abundant number, because the sum of its proper divisors (57653957088) is greater than itself. Its abundance is 36297084096
Bases of 21356872992
- Binary: 100111110001111100000000101001000002
- Hexadecimal: 0x4F8F80520
- Base-36: 9T7BWO0
Squares and roots of 21356872992
- 21356872992 squared (213568729922) is 456116023996419032064
- 21356872992 cubed (213568729923) is 9741211994107545530602423615488
-
The
square root of 21356872992 is 146139.9089639787 -
The
cube root of 21356872992 is 2774.4648154181
Scales and comparisons
How big is 21356872992?- 21,356,872,992 seconds is equal to 679 years, 4 weeks, 2 days, 43 minutes, 12 seconds.
-
To count from 1 to 21,356,872,992 would take you about one thousand, three hundred fifty-eight 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 21356872992 cubic inches would be around 231.2 feet tall.
Recreational maths with 21356872992
- 21356872992 backwards is 29927865312
- 21356872992 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21356872992's digits is 54
- More coming soon!
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