21438404064
21,438,404,064 is an even composite number composed of eight prime numbers multiplied together.
What does the number 21438404064 look like?
This visualization shows the relationship between its 8 prime factors (large circles) and 1152 divisors.
21438404064 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of one thousand, one hundred fifty-two divisors.
Prime factorization of 21438404064:
25 × 32 × 7 × 11 × 17 × 19 × 41 × 73
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 7 × 11 × 17 × 19 × 41 × 73)See below for interesting mathematical facts about the number 21438404064 from the Numbermatics database.
Names of 21438404064
- Cardinal: 21438404064 can be written as Twenty-one billion, four hundred thirty-eight million, four hundred four thousand and sixty-four.
Scientific notation
- Scientific notation: 2.1438404064 × 1010
Factors of 21438404064
Divisors of 21438404064
- Number of divisors d(n): 1152
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Complete list of divisors:
1 2 3 4 6 7 8 9 11 12 14 16 17 18 19 21 22 24 28 32 33 34 36 38 41 42 44 48 51 56 57 63 66 68 72 73 76 77 82 84 88 96 99 102 112 114 119 123 126 132 133 136 144 146 152 153 154 164 168 171 176 187 198 204 209 219 224 228 231 238 246 252 264 266 272 287 288 292 304 306 308 323 328 336 342 352 357 369 374 396 399 408 418 438 451 456 462 476 492 504 511 528 532 544 561 574 584 608 612 616 627 646 656 657 672 684 693 697 714 738 748 779 792 798 803 816 836 861 876 902 912 924 952 969 984 1008 1022 1056 1064 1071 1122 1148 1168 1197 1224 1232 1241 1254 1292 1309 1312 1314 1353 1368 1386 1387 1394 1428 1463 1476 1496 1533 1558 1584 1596 1606 1632 1672 1683 1722 1752 1804 1824 1848 1881 1904 1938 1968 2016 2044 2091 2128 2142 2244 2261 2296 2336 2337 2394 2409 2448 2464 2482 2508 2583 2584 2618 2628 2706 2736 2772 2774 2788 2856 2907 2926 2952 2992 2993 3066 3116 3157 3168 3192 3212 3344 3366 3444 3504 3553 3608 3696 3723 3762 3808 3876 3927 3936 4059 4088 4161 4182 4256 4284 4389 4488 4522 4592 4599 4674 4788 4818 4879 4896 4964 5016 5166 5168 5236 5256 5412 5453 5472 5544 5548 5576 5621 5712 5814 5852 5904 5984 5986 6132 6232 6273 6314 6384 6424 6688 6732 6783 6888 7008 7011 7106 7216 7227 7392 7446 7524 7667 7752 7854 8118 8176 8322 8364 8568 8569 8687 8778 8976 8979 9044 9184 9198 9348 9471 9576 9636 9709 9758 9928 10032 10332 10336 10472 10512 10659 10824 10906 11088 11096 11152 11169 11242 11424 11628 11704 11781 11808 11972 12264 12464 12483 12546 12628 12768 12848 13167 13243 13464 13566 13651 13776 14022 14212 14432 14454 14637 14892 15048 15257 15334 15504 15708 16236 16352 16359 16644 16728 16863 17136 17138 17374 17556 17952 17958 18088 18396 18696 18942 19152 19272 19418 19516 19856 20064 20349 20664 20944 20951 21024 21318 21648 21812 22176 22192 22304 22338 22484 23001 23256 23408 23562 23579 23944 24528 24871 24928 24966 25092 25256 25696 25707 26061 26334 26486 26928 26937 27132 27302 27552 28044 28413 28424 28908 29127 29274 29784 30096 30514 30668 31008 31416 31977 32472 32718 32923 33288 33456 33726 34272 34276 34748 35112 35916 36176 36792 37392 37884 38304 38544 38836 39032 39712 39729 40698 40953 41328 41888 41902 42636 43296 43624 43911 44384 44676 44968 45771 46002 46512 46816 47124 47158 47888 49056 49077 49742 49932 50184 50512 50589 50881 51414 52122 52668 52972 53669 53856 53874 54264 54604 56088 56826 56848 56867 57816 58254 58548 59568 59983 60192 61028 61336 62832 62853 63954 64944 65436 65846 66576 66912 67452 68552 69003 69496 70224 70737 71832 72352 73584 74613 74784 75768 77088 77121 77672 78064 78183 79458 81396 81906 82656 83804 85272 87248 87381 87822 89352 89936 91542 92004 92701 93024 94248 94316 95557 95776 98154 98769 99484 99864 100368 101024 101178 101762 102828 104244 105336 105944 106799 107338 107748 108528 109208 112176 113652 113696 113734 115632 116508 117096 119136 119187 119966 122056 122672 122859 125664 125706 127908 129888 130872 131692 133152 134904 137104 137313 138006 138992 140448 141474 143664 145673 147168 149226 151536 152643 154242 155344 156128 156366 158916 161007 162792 163812 165053 167608 170544 170601 174496 174762 175644 178704 179872 179949 183084 184008 185402 188496 188559 188632 191114 196308 197538 198968 199728 200736 202356 203524 205656 208488 210672 211888 212211 213598 214676 215496 217056 218416 223839 224352 227304 227468 230461 231264 233016 234192 238374 239932 244112 245344 245718 251412 255816 259369 261744 263384 269808 274208 274626 276012 277984 278103 282948 286671 287328 291346 296307 298452 303072 305286 308484 310688 312732 317832 320397 322014 325584 327624 330106 335216 341088 341202 349524 351288 356167 357408 359898 366168 368016 370804 376992 377118 377264 382228 392616 395076 397936 398069 399456 404712 407048 411312 416976 421344 423776 424422 427196 429352 430992 436832 437019 447678 454608 454936 457929 460922 466032 468384 476748 479864 483021 488224 491436 495159 502824 511632 511803 518738 523488 526768 539616 539847 549252 552024 556206 559691 565896 573342 582692 592614 596904 610572 616968 625464 625537 635664 640794 644028 651168 655248 660212 670432 682404 691383 699048 702576 712334 719796 732336 736032 741608 754236 754528 764456 778107 785232 790152 795872 796138 809424 814096 822624 833952 834309 848844 854392 858704 860013 861984 874038 895356 909216 909872 915858 921844 932064 953496 959728 961191 966042 966739 982872 990318 1005648 1019711 1023264 1023606 1037476 1053536 1068501 1079694 1098504 1104048 1112412 1119382 1131792 1146684 1165384 1185228 1193808 1194207 1221144 1233936 1250928 1251074 1271328 1281588 1288056 1310496 1311057 1320424 1364808 1382766 1398096 1405152 1424668 1439592 1464672 1483216 1485477 1508472 1528912 1556214 1570464 1580304 1592276 1618848 1628192 1668618 1679073 1697688 1708784 1717408 1720026 1748076 1790712 1815583 1819744 1831716 1843688 1876611 1906992 1919456 1922382 1932084 1933478 1965744 1980636 2011296 2039422 2047212 2074149 2074952 2137002 2159388 2197008 2208096 2224824 2238764 2263584 2293368 2330768 2334321 2370456 2387616 2388414 2442288 2467872 2501856 2502148 2563176 2576112 2622114 2640848 2729616 2765532 2796192 2849336 2879184 2900217 2966432 2970954 3016944 3057824 3059133 3112428 3160608 3184552 3205503 3337236 3358146 3395376 3417568 3440052 3496152 3581424 3582621 3631166 3663432 3687376 3753222 3813984 3844764 3864168 3866956 3917837 3931488 3961272 4078844 4094424 4148298 4149904 4274004 4318776 4378759 4394016 4449648 4477528 4586736 4661536 4668642 4740912 4776828 4884576 5004296 5037219 5126352 5152224 5244228 5281696 5446749 5459232 5531064 5629833 5698672 5758368 5800434 5941908 6033888 6118266 6224856 6369104 6411006 6674472 6716292 6767173 6790752 6880104 6992304 7162848 7165242 7262332 7326864 7374752 7506444 7689528 7728336 7733912 7835674 7922544 8157688 8188848 8296596 8299808 8548008 8637552 8700651 8757518 8899296 8955056 9173472 9177399 9337284 9481824 9553656 10008592 10074438 10252704 10488456 10634129 10893498 11062128 11259666 11397344 11600868 11753511 11883816 12236532 12449712 12738208 12822012 13136277 13348944 13432584 13534346 13760208 13984608 14330484 14524664 14653728 15012888 15379056 15456672 15467824 15671348 15845088 16315376 16340247 16377696 16593192 17096016 17275104 17401302 17515036 17910112 18354798 18674568 19107312 20017184 20148876 20301519 20976912 21268258 21786996 22124256 22519332 23201736 23507022 23767632 24473064 24899424 25644024 26272554 26697888 26865168 27068692 27520416 28660968 29049328 30025776 30758112 30935648 31342696 31902387 32630752 32680494 33186384 34192032 34802604 35030072 35260533 36709596 37349136 38214624 39408831 40297752 40603038 41953824 42536516 43573992 45038664 46403472 47014044 47535264 48946128 51288048 52545108 53730336 54137384 57321936 58098656 60051552 60904557 62685392 63804774 65360988 66372768 69605208 70060144 70521066 73419192 74438903 74698272 78817662 80595504 81206076 85073032 87147984 90077328 92806944 94028088 95707161 97892256 102576096 105090216 108274768 114643872 121809114 125370784 127609548 130721976 139210416 140120288 141042132 146838384 148877806 157635324 161191008 162412152 170146064 174295968 180154656 188056176 191414322 210180432 216549536 223316709 243618228 255219096 261443952 278420832 282084264 293676768 297755612 315270648 324824304 340292128 376112352 382828644 420360864 446633418 487236456 510438192 522887904 564168528 595511224 630541296 649648608 669950127 765657288 893266836 974472912 1020876384 1128337056 1191022448 1261082592 1339900254 1531314576 1786533672 1948945824 2382044896 2679800508 3062629152 3573067344 5359601016 7146134688 10719202032 21438404064
- Sum of all divisors σ(n): 87970821120
- Sum of proper divisors (its aliquot sum) s(n): 66532417056
- 21438404064 is an abundant number, because the sum of its proper divisors (66532417056) is greater than itself. Its abundance is 45094012992
Bases of 21438404064
- Binary: 100111111011101010000010101111000002
- Hexadecimal: 0x4FDD415E0
- Base-36: 9UJVEG0
Squares and roots of 21438404064
- 21438404064 squared (214384040642) is 459605168811331716096
- 21438404064 cubed (214384040643) is 9853201318880259911604580614144
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The
square root of 21438404064 is 146418.5919342211 -
The
cube root of 21438404064 is 2777.9908910661
Scales and comparisons
How big is 21438404064?- 21,438,404,064 seconds is equal to 681 years, 35 weeks, 16 hours, 14 minutes, 24 seconds.
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To count from 1 to 21,438,404,064 would take you about one thousand, three hundred sixty-three 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 21438404064 cubic inches would be around 231.5 feet tall.
Recreational maths with 21438404064
- 21438404064 backwards is 46040483412
- 21438404064 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21438404064's digits is 36
- More coming soon!
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The information we have on file for 21438404064 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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