21289137408
21,289,137,408 is an even composite number composed of six prime numbers multiplied together.
21289137408 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of eight hundred sixty-four divisors.
Prime factorization of 21289137408:
28 × 32 × 73 × 11 × 31 × 79
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 7 × 7 × 7 × 11 × 31 × 79)See below for interesting mathematical facts about the number 21289137408 from the Numbermatics database.
Names of 21289137408
- Cardinal: 21289137408 can be written as Twenty-one billion, two hundred eighty-nine million, one hundred thirty-seven thousand, four hundred eight.
Scientific notation
- Scientific notation: 2.1289137408 × 1010
Factors of 21289137408
Divisors of 21289137408
- Number of divisors d(n): 864
-
Complete list of divisors:
1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 28 31 32 33 36 42 44 48 49 56 62 63 64 66 72 77 79 84 88 93 96 98 99 112 124 126 128 132 144 147 154 158 168 176 186 192 196 198 217 224 231 237 248 252 256 264 279 288 294 308 316 336 341 343 352 372 384 392 396 434 441 448 462 474 496 504 528 539 553 558 576 588 616 632 651 672 682 686 693 704 711 744 768 784 792 868 869 882 896 924 948 992 1008 1023 1029 1056 1078 1106 1116 1152 1176 1232 1264 1302 1344 1364 1372 1386 1408 1422 1488 1519 1568 1584 1617 1659 1736 1738 1764 1792 1848 1896 1953 1984 2016 2046 2058 2112 2156 2212 2232 2304 2352 2387 2449 2464 2528 2604 2607 2688 2728 2744 2772 2816 2844 2976 3038 3069 3087 3136 3168 3234 3318 3472 3476 3528 3696 3773 3792 3871 3906 3968 4032 4092 4116 4224 4312 4424 4464 4557 4704 4774 4851 4898 4928 4977 5056 5208 5214 5376 5456 5488 5544 5688 5952 6076 6083 6138 6174 6272 6336 6468 6636 6944 6952 7056 7161 7347 7392 7546 7584 7742 7812 7821 7936 8064 8184 8232 8448 8624 8848 8928 9114 9408 9548 9702 9796 9856 9954 10112 10416 10428 10633 10912 10976 11088 11319 11376 11613 11904 12152 12166 12276 12348 12544 12672 12936 13272 13671 13888 13904 14112 14322 14694 14784 15092 15168 15484 15624 15642 16128 16368 16464 16709 17143 17248 17696 17856 18228 18249 18816 19096 19404 19592 19712 19908 20224 20832 20856 21266 21483 21824 21952 22041 22176 22638 22752 23226 23808 24304 24332 24552 24696 25344 25872 26544 26939 27097 27342 27776 27808 28224 28644 29388 29568 30184 30336 30968 31248 31284 31899 32736 32928 33418 33957 34286 34496 34839 35392 35712 36456 36498 37632 38192 38808 39184 39816 41664 41712 42532 42581 42966 43648 43904 44082 44352 45276 45504 46452 48608 48664 49104 49392 50127 51429 51744 53088 53878 54194 54684 54747 55552 55616 56448 57288 58776 59136 60368 60672 61936 62496 62568 63798 65472 65856 66836 67914 68572 68992 69678 70784 71424 72912 72996 76384 77616 78368 79632 80817 81291 83328 83424 85064 85162 85932 87296 87808 88164 88704 90552 91008 92904 95697 97216 97328 98208 98784 100254 102858 103488 106176 107756 108388 109368 109494 111232 112896 114576 116963 117552 120001 120736 123872 124992 125136 127596 127743 130944 131712 133672 135828 137144 137984 139356 141568 145824 145992 150381 152768 154287 155232 156736 159264 161634 162582 166656 166848 170128 170324 171864 176328 177408 181104 182016 185808 188573 191394 194432 194656 196416 197568 200508 205716 206976 212352 215512 216776 218736 218988 222464 229152 233926 235104 240002 241472 242451 243873 247744 249984 250272 255192 255486 261888 263424 267344 271656 274288 278712 291648 291984 298067 300762 305536 308574 310464 313472 318528 323268 325164 333696 340256 340648 343728 350889 352656 360003 362208 371616 377146 382788 383229 388864 389312 392832 395136 401016 411432 413952 424704 431024 433552 437472 437976 458304 467852 470208 480004 482944 484902 487746 495488 499968 500544 510384 510972 534688 543312 548576 557424 565719 583296 583968 596134 601524 611072 617148 620928 626944 637056 646536 650328 667392 680512 681296 687456 701778 705312 720006 724416 743232 754292 765576 766458 778624 785664 790272 802032 822864 840007 862048 867104 874944 875952 894201 916608 935704 940416 960008 965888 969804 975492 990976 1001088 1020768 1021944 1052667 1069376 1080009 1086624 1097152 1114848 1131438 1166592 1167936 1192268 1203048 1234296 1241856 1274112 1293072 1300656 1320011 1361024 1362592 1374912 1403556 1410624 1440012 1448832 1486464 1508584 1531152 1532916 1557248 1604064 1645728 1680014 1697157 1724096 1734208 1749888 1751904 1788402 1833216 1871408 1880832 1920016 1939608 1950984 2002176 2041536 2043888 2105334 2138752 2160018 2173248 2194304 2229696 2262876 2335872 2384536 2406096 2468592 2520021 2586144 2601312 2640022 2682603 2722048 2725184 2749824 2807112 2821248 2880024 2897664 2972928 3017168 3062304 3065832 3208128 3291456 3360028 3394314 3448192 3468416 3499776 3503808 3576804 3742816 3840032 3879216 3901968 3960033 4083072 4087776 4210668 4277504 4320036 4346496 4388608 4459392 4525752 4671744 4769072 4812192 4937184 5040042 5172288 5202624 5280044 5365206 5450368 5499648 5614224 5642496 5760048 6034336 6124608 6131664 6416256 6582912 6720056 6788628 6896384 6936832 7007616 7153608 7485632 7560063 7680064 7758432 7803936 7920066 8166144 8175552 8421336 8640072 8692992 8918784 9051504 9240077 9538144 9624384 9874368 10080084 10344576 10405248 10560088 10730412 10900736 11228448 11520096 11880099 12068672 12249216 12263328 12832512 13165824 13440112 13577256 14015232 14307216 14971264 15120126 15360128 15516864 15607872 15840132 16351104 16842672 17280144 18103008 18480154 19076288 19248768 19748736 20160168 20689152 20810496 21120176 21460824 22456896 23040192 23760198 24137344 24498432 24526656 26880224 27154512 27720231 28614432 29942528 30240252 30720256 31033728 31215744 31680264 32702208 33685344 34560288 36206016 36960308 38152576 38497536 39497472 40320336 42240352 42921648 44913792 46080384 47520396 48274688 49053312 53760448 54309024 55440462 57228864 60480504 62067456 62431488 63360528 67370688 69120576 72412032 73920616 76305152 80640672 83160693 84480704 85843296 89827584 92160768 95040792 98106624 107520896 108618048 110880924 114457728 120961008 126721056 134741376 138241152 144824064 147841232 161281344 166321386 168961408 171686592 190081584 215041792 217236096 221761848 228915456 241922016 253442112 269482752 276482304 295682464 322562688 332642772 337922816 343373184 380163168 434472192 443523696 483844032 506884224 591364928 645125376 665285544 686746368 760326336 887047392 967688064 1013768448 1182729856 1330571088 1520652672 1774094784 1935376128 2365459712 2661142176 3041305344 3548189568 5322284352 7096379136 10644568704 21289137408
- Sum of all divisors σ(n): 81629184000
- Sum of proper divisors (its aliquot sum) s(n): 60340046592
- 21289137408 is an abundant number, because the sum of its proper divisors (60340046592) is greater than itself. Its abundance is 39050909184
Bases of 21289137408
- Binary: 100111101001110111001110101000000002
- Hexadecimal: 0x4F4EE7500
- Base-36: 9S303K0
Squares and roots of 21289137408
- 21289137408 squared (212891374082) is 453227371576704958464
- 21289137408 cubed (212891374083) is 9648819790563145472615028621312
-
The
square root of 21289137408 is 145907.9758203779 -
The
cube root of 21289137408 is 2771.5285393473
Scales and comparisons
How big is 21289137408?- 21,289,137,408 seconds is equal to 676 years, 48 weeks, 2 days, 1 hour, 16 minutes, 48 seconds.
-
To count from 1 to 21,289,137,408 would take you about one thousand, three hundred fifty-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 21289137408 cubic inches would be around 231 feet tall.
Recreational maths with 21289137408
- 21289137408 backwards is 80473198212
- The number of decimal digits it has is: 11
- The sum of 21289137408's digits is 45
- More coming soon!
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The information we have on file for 21289137408 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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