21721569809472
21,721,569,809,472 is an even composite number composed of seven prime numbers multiplied together.
21721569809472 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one thousand, six hundred eighty divisors.
Prime factorization of 21721569809472:
26 × 34 × 13 × 19 × 47 × 612 × 97
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 13 × 19 × 47 × 61 × 61 × 97)See below for interesting mathematical facts about the number 21721569809472 from the Numbermatics database.
Names of 21721569809472
- Cardinal: 21721569809472 can be written as Twenty-one trillion, seven hundred twenty-one billion, five hundred sixty-nine million, eight hundred nine thousand, four hundred seventy-two.
Scientific notation
- Scientific notation: 2.1721569809472 × 1013
Factors of 21721569809472
Divisors of 21721569809472
- Number of divisors d(n): 1680
-
Complete list of divisors:
1 2 3 4 6 8 9 12 13 16 18 19 24 26 27 32 36 38 39 47 48 52 54 57 61 64 72 76 78 81 94 96 97 104 108 114 117 122 141 144 152 156 162 171 183 188 192 194 208 216 228 234 244 247 282 288 291 304 312 324 342 351 366 376 388 416 423 432 456 468 488 494 513 549 564 576 582 608 611 624 648 684 702 732 741 752 776 793 832 846 864 873 893 912 936 976 988 1026 1053 1098 1128 1159 1164 1216 1222 1248 1261 1269 1296 1368 1404 1464 1482 1504 1539 1552 1586 1647 1692 1728 1746 1786 1824 1833 1843 1872 1952 1976 2052 2106 2196 2223 2256 2318 2328 2379 2444 2496 2522 2538 2592 2619 2679 2736 2808 2867 2928 2964 3008 3078 3104 3172 3294 3384 3477 3492 3572 3648 3666 3686 3721 3744 3783 3807 3904 3952 4104 4212 4392 4446 4512 4559 4636 4656 4758 4888 4941 5044 5076 5184 5238 5358 5472 5499 5529 5616 5734 5856 5917 5928 6156 6208 6344 6588 6669 6768 6954 6984 7137 7144 7332 7372 7442 7488 7566 7614 7857 7904 8037 8208 8424 8601 8784 8892 9024 9118 9272 9312 9516 9776 9882 10088 10152 10431 10476 10716 10944 10998 11058 11163 11232 11349 11468 11609 11712 11834 11856 12312 12688 13176 13338 13536 13677 13908 13968 14274 14288 14664 14744 14884 15067 15132 15228 15714 15808 16074 16416 16497 16587 16848 17202 17568 17751 17784 18236 18544 18624 19032 19552 19764 20007 20176 20304 20862 20952 21411 21432 21996 22116 22326 22464 22698 22936 23218 23668 23712 23959 24111 24624 25376 25803 26352 26676 27072 27354 27816 27936 28548 28576 29328 29488 29768 30134 30264 30456 31293 31428 32148 32832 32994 33174 33489 33696 34047 34404 34827 35136 35502 35568 36472 37088 37271 38064 39104 39528 40014 40352 40608 41031 41724 41904 42822 42864 43992 44232 44652 45201 45396 45872 46436 47336 47424 47918 48222 48373 49248 49491 49761 50752 51606 52704 53253 53352 54473 54708 55632 55872 57096 57152 58656 58976 59267 59536 60268 60528 60912 62586 62856 64233 64296 65988 66348 66978 67392 68094 68808 69654 70699 71004 71136 71877 72333 72944 74176 74542 76128 76921 77409 79056 80028 80704 81216 82062 83448 83808 85644 85728 86621 87984 88464 89304 90402 90792 91744 92872 93879 94672 95836 96444 96746 98496 98982 99522 100467 102141 103212 104481 105408 106506 106704 108946 109416 111264 111813 112423 114192 117312 117952 118534 119072 120536 121056 121824 123093 125172 125712 128466 128592 131976 132696 133956 135603 136188 137616 139308 141398 142008 142272 143754 144666 145119 145888 149084 149283 152256 153842 154818 158112 159759 160056 163419 164124 166896 167616 171288 171456 173242 174887 175968 176928 177801 178608 180804 181584 183488 185744 187758 189344 191672 192888 193492 197964 199044 200934 204282 206424 208962 212097 213012 213408 215631 217892 218832 222528 223626 224846 228384 230763 232227 237068 238144 241072 242112 243648 246186 250344 251424 256932 257184 259863 263952 265392 267912 271206 272376 275232 278099 278616 282796 284016 287508 289332 290238 291776 298168 298566 301401 307684 309636 313443 316224 319518 320112 326838 328248 333792 335439 337269 342576 346484 349774 351936 353856 355602 357216 360937 361608 363168 369279 371488 375516 378688 383344 385776 386984 395928 398088 401868 406809 408564 412848 417924 424194 426024 426816 431262 435357 435784 437664 447252 449692 456768 461526 464454 474136 479277 482144 490257 492372 500688 502848 513864 514368 519726 524661 527904 530784 533403 535824 542412 544752 550464 556198 557232 565592 568032 575016 578664 580476 596336 597132 602802 615368 619272 626886 636291 639036 640224 646893 653676 656496 667584 670878 674538 685152 692289 692968 699548 708149 711204 714432 721874 723216 726336 738558 742976 751032 766688 771552 773968 779589 791856 796176 803736 813618 817128 825696 834297 835848 848388 852048 862524 870714 871568 875328 894504 899384 919087 923052 928908 940329 948272 958554 964288 980514 984744 1001376 1006317 1011807 1027728 1039452 1049322 1055808 1061568 1066806 1071648 1082811 1084824 1089504 1112396 1114464 1126073 1131184 1136064 1150032 1157328 1160952 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8380235266 8558538144 8612834976 8702552007 8887712688 9130546368 9330571224 9370823904 9628355412 9771286464 9891425232 10314135712 10585560336 10992697272 11127853386 11603402676 11785984704 11850283584 11908755378 12162133152 12440761632 12570352899 12837807216 13188566976 13695819552 13995856836 14114080448 14442533118 14656929696 14837137848 15471203568 15878340504 16760470532 17117076288 17225669952 17405104014 17775425376 17863133067 18661142448 18741647808 19256710824 19782850464 20628271424 21171120672 21985394544 22255706772 23206805352 23817510756 24324266304 24881523264 25140705798 25675614432 26107656021 27391639104 27991713672 28885066236 29313859392 29674275696 30942407136 31756681008 33520941064 34810208028 35550850752 35726266134 37322284896 37711058697 38513421648 39565700928 42342241344 43970789088 44511413544 46413610704 47635021512 50281411596 51351228864 52215312042 55983427344 57770132472 59348551392 61884814272 63513362016 67041882128 69620416056 71452532268 74644569792 75422117394 77026843296 87941578176 89022827088 92827221408 95270043024 100562823192 104430624084 111966854688 113133176091 115540264944 118697102784 127026724032 134083764256 139240832112 142905064536 150844234788 154053686592 178045654176 185654442816 190540086048 201125646384 208861248168 223933709376 226266352182 231080529888 268167528512 278481664224 285810129072 301688469576 339399528273 356091308352 381080172096 402251292768 417722496336 452532704364 462161059776 556963328448 571620258144 603376939152 678799056546 804502585536 835444992672 905065408728 1143240516288 1206753878304 1357598113092 1670889985344 1810130817456 2413507756608 2715196226184 3620261634912 5430392452368 7240523269824 10860784904736 21721569809472
- Sum of all divisors σ(n): 76568612440320
- Sum of proper divisors (its aliquot sum) s(n): 54847042630848
- 21721569809472 is an abundant number, because the sum of its proper divisors (54847042630848) is greater than itself. Its abundance is 33125472821376
Bases of 21721569809472
- Binary: 1001111000001011100100111001111010100010000002
- Hexadecimal: 0x13C17273D440
- Base-36: 7P6R1TW00
Squares and roots of 21721569809472
- 21721569809472 squared (217215698094722) is 471826594987765458380918784
- 21721569809472 cubed (217215698094723) is 10248814320992219057974236776571185922048
-
The
square root of 21721569809472 is 4660640.4934806977 -
The
cube root of 21721569809472 is 27901.6831628327
Scales and comparisons
How big is 21721569809472?- 21,721,569,809,472 seconds is equal to 690,678 years, 37 weeks, 6 days, 23 hours, 31 minutes, 12 seconds.
-
To count from 1 to 21,721,569,809,472 would take you about one million, seven hundred twenty-six thousand, six hundred ninety-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 21721569809472 cubic inches would be around 2325.1 feet tall.
Recreational maths with 21721569809472
- 21721569809472 backwards is 27490896512712
- The number of decimal digits it has is: 14
- The sum of 21721569809472's digits is 63
- More coming soon!
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Cite this page
MLA style:
"Number 21721569809472 - Facts about the integer". Numbermatics.com. 2024. Web. 9 May 2024.
APA style:
Numbermatics. (2024). Number 21721569809472 - Facts about the integer. Retrieved 9 May 2024, from https://numbermatics.com/n/21721569809472/
Chicago style:
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The information we have on file for 21721569809472 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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