21021081984
21,021,081,984 is an even composite number composed of six prime numbers multiplied together.
21021081984 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of seven hundred sixty-eight divisors.
Prime factorization of 21021081984:
27 × 33 × 7 × 192 × 29 × 83
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 7 × 19 × 19 × 29 × 83)See below for interesting mathematical facts about the number 21021081984 from the Numbermatics database.
Names of 21021081984
- Cardinal: 21021081984 can be written as Twenty-one billion, twenty-one million, eighty-one thousand, nine hundred eighty-four.
Scientific notation
- Scientific notation: 2.1021081984 × 1010
Factors of 21021081984
Divisors of 21021081984
- Number of divisors d(n): 768
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 27 28 29 32 36 38 42 48 54 56 57 58 63 64 72 76 83 84 87 96 108 112 114 116 126 128 133 144 152 166 168 171 174 189 192 203 216 224 228 232 249 252 261 266 288 304 332 336 342 348 361 378 384 399 406 432 448 456 464 498 504 513 522 532 551 576 581 608 609 664 672 684 696 722 747 756 783 798 812 864 896 912 928 996 1008 1026 1044 1064 1083 1102 1152 1162 1197 1216 1218 1328 1344 1368 1392 1444 1494 1512 1566 1577 1596 1624 1653 1728 1743 1824 1827 1856 1992 2016 2052 2088 2128 2166 2204 2241 2324 2394 2407 2432 2436 2527 2656 2688 2736 2784 2888 2988 3024 3132 3154 3192 3248 3249 3306 3456 3486 3591 3648 3654 3712 3857 3984 4032 4104 4176 4256 4332 4408 4482 4648 4731 4788 4814 4872 4959 5054 5229 5312 5472 5481 5568 5776 5976 6048 6264 6308 6384 6496 6498 6612 6972 7182 7221 7296 7308 7581 7714 7968 8064 8208 8352 8512 8664 8816 8964 9296 9462 9576 9628 9744 9747 9918 10108 10458 10469 10624 10944 10962 11039 11136 11552 11571 11952 12096 12528 12616 12768 12992 12996 13224 13944 14193 14364 14442 14616 14877 15162 15428 15687 15936 16416 16704 16849 17024 17328 17632 17928 18592 18924 19152 19256 19488 19494 19836 20216 20916 20938 21663 21888 21924 22078 22743 23104 23142 23904 24192 25056 25232 25536 25984 25992 26448 27888 28386 28728 28884 29232 29754 29963 30324 30856 31374 31407 31872 32832 33117 33408 33698 34656 34713 35264 35856 37184 37848 38304 38512 38976 38988 39672 40432 41832 41876 42579 43326 43848 44156 45486 45733 46208 46284 47808 50112 50464 50547 51072 51984 52896 55776 56772 57456 57768 58464 59508 59926 60648 61712 62748 62814 64989 65664 66234 67396 68229 69312 69426 70528 71712 73283 74368 75696 76608 77024 77952 77976 79344 80864 83664 83752 85158 86652 87696 88312 89889 90972 91466 92568 94221 95616 99351 100224 100928 101094 103968 104139 105792 111552 113544 114912 115536 116928 119016 119852 121296 123424 125496 125628 129978 132468 134792 136458 137199 138624 138852 143424 146566 151392 151641 153216 154048 155952 158688 161728 167328 167504 170316 173304 175392 176624 179778 181944 182932 185136 188442 198702 201856 202188 207936 208278 209741 211584 219849 223104 227088 229824 231072 233856 238032 239704 242592 246848 250992 251256 259956 264936 269584 269667 272916 274398 277704 282663 286848 293132 298053 302784 303282 308096 311904 317376 320131 323456 334656 335008 340632 346608 350784 353248 359556 363888 365864 370272 376884 397404 404376 411597 415872 416556 419482 439698 454176 454923 459648 462144 476064 479408 485184 493696 501984 502512 519912 529872 539168 539334 545832 548796 555408 565326 586264 596106 605568 606564 623808 629223 634752 640262 659547 669312 670016 681264 693216 701568 706496 719112 727776 731728 740544 753768 794808 808752 809001 823194 833112 838964 868927 879396 908352 909846 924288 952128 958816 960393 970368 1003968 1005024 1039824 1059744 1078336 1078668 1091664 1097592 1110816 1130652 1172528 1192212 1213128 1234791 1247616 1258446 1280524 1319094 1340032 1362528 1386432 1412992 1438224 1455552 1463456 1481088 1507536 1589616 1617504 1618002 1646388 1666224 1677928 1737854 1758792 1816704 1819692 1887669 1904256 1917632 1920786 1978641 2007936 2010048 2079648 2119488 2156672 2157336 2183328 2195184 2221632 2261304 2345056 2384424 2426256 2469582 2516892 2561048 2606781 2638188 2725056 2772864 2876448 2881179 2911104 2926912 3015072 3179232 3235008 3236004 3292776 3332448 3355856 3475708 3517584 3639384 3775338 3835264 3841572 3957282 4020096 4159296 4238976 4314672 4366656 4390368 4443264 4522608 4690112 4768848 4852512 4939164 5033784 5122096 5213562 5276376 5450112 5663007 5752896 5762358 5853824 6030144 6082489 6358464 6470016 6472008 6585552 6664896 6711712 6951416 7035168 7278768 7550676 7683144 7820343 7914564 8318592 8629344 8643537 8733312 8780736 9045216 9380224 9537696 9705024 9878328 10067568 10244192 10427124 10552752 11326014 11505792 11524716 12060288 12164978 12716928 12944016 13171104 13329792 13423424 13902832 14070336 14557536 15101352 15366288 15640686 15829128 17258688 17287074 17561472 18090432 18247467 19075392 19410048 19756656 20135136 20488384 20854248 21105504 22652028 23049432 23461029 24329956 25888032 26342208 26846848 27805664 28140672 29115072 30202704 30732576 31281372 31658256 34517376 34574148 36180864 36494934 38150784 39513312 40270272 40976768 41708496 42211008 45304056 46098864 46922058 48659912 51776064 52684416 54742401 55611328 58230144 60405408 61465152 62562744 63316512 69148296 72989868 79026624 80540544 83416992 84422016 90608112 92197728 93844116 97319824 103552128 109484802 111222656 120810816 122930304 125125488 126633024 138296592 145979736 158053248 164227203 166833984 181216224 184395456 187688232 194639648 218969604 241621632 250250976 253266048 276593184 291959472 328454406 333667968 362432448 368790912 375376464 389279296 437939208 500501952 553186368 583918944 656908812 724864896 750752928 778558592 875878416 1001003904 1106372736 1167837888 1313817624 1501505856 1751756832 2335675776 2627635248 3003011712 3503513664 5255270496 7007027328 10510540992 21021081984
- Sum of all divisors σ(n): 78345792000
- Sum of proper divisors (its aliquot sum) s(n): 57324710016
- 21021081984 is an abundant number, because the sum of its proper divisors (57324710016) is greater than itself. Its abundance is 36303628032
Bases of 21021081984
- Binary: 100111001001111010001000001100000002
- Hexadecimal: 0x4E4F44180
- Base-36: 9NNEQO0
Squares and roots of 21021081984
- 21021081984 squared (210210819842) is 441885887778049376256
- 21021081984 cubed (210210819843) is 9288919474554999533877438971904
-
The
square root of 21021081984 is 144986.4889705245 -
The
cube root of 21021081984 is 2759.8470992801
Scales and comparisons
How big is 21021081984?- 21,021,081,984 seconds is equal to 668 years, 21 weeks, 13 hours, 26 minutes, 24 seconds.
-
To count from 1 to 21,021,081,984 would take you about one thousand, three hundred thirty-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 21021081984 cubic inches would be around 230 feet tall.
Recreational maths with 21021081984
- 21021081984 backwards is 48918012012
- 21021081984 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21021081984's digits is 36
- More coming soon!
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"Number 21021081984 - Facts about the integer". Numbermatics.com. 2024. Web. 29 May 2024.
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Numbermatics. (2024). Number 21021081984 - Facts about the integer. Retrieved 29 May 2024, from https://numbermatics.com/n/21021081984/
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The information we have on file for 21021081984 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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