21456843408
21,456,843,408 is an even composite number composed of seven prime numbers multiplied together.
21456843408 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of nine hundred sixty divisors.
Prime factorization of 21456843408:
24 × 33 × 7 × 11 × 13 × 292 × 59
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 7 × 11 × 13 × 29 × 29 × 59)See below for interesting mathematical facts about the number 21456843408 from the Numbermatics database.
Names of 21456843408
- Cardinal: 21456843408 can be written as Twenty-one billion, four hundred fifty-six million, eight hundred forty-three thousand, four hundred eight.
Scientific notation
- Scientific notation: 2.1456843408 × 1010
Factors of 21456843408
Divisors of 21456843408
- Number of divisors d(n): 960
-
Complete list of divisors:
1 2 3 4 6 7 8 9 11 12 13 14 16 18 21 22 24 26 27 28 29 33 36 39 42 44 48 52 54 56 58 59 63 66 72 77 78 84 87 88 91 99 104 108 112 116 117 118 126 132 143 144 154 156 168 174 176 177 182 189 198 203 208 216 231 232 234 236 252 261 264 273 286 297 308 312 319 336 348 351 354 364 377 378 396 406 413 429 432 462 464 468 472 504 522 528 531 546 572 594 609 616 624 638 649 693 696 702 708 728 754 756 767 783 792 812 819 826 841 858 924 936 944 957 1001 1008 1044 1062 1092 1131 1144 1188 1218 1232 1239 1276 1287 1298 1386 1392 1404 1416 1456 1508 1512 1534 1566 1584 1593 1624 1638 1652 1682 1711 1716 1827 1848 1872 1914 1947 2002 2079 2088 2124 2184 2233 2262 2288 2301 2376 2436 2457 2478 2523 2552 2574 2596 2639 2772 2808 2832 2871 3003 3016 3024 3068 3132 3186 3248 3276 3304 3364 3393 3422 3432 3654 3696 3717 3828 3861 3894 4004 4147 4158 4176 4248 4368 4466 4524 4543 4602 4752 4872 4914 4956 5046 5104 5133 5148 5192 5278 5369 5481 5544 5616 5742 5841 5887 6006 6032 6136 6264 6372 6552 6608 6699 6728 6786 6844 6864 6903 7308 7434 7569 7656 7722 7788 7917 8008 8294 8316 8437 8496 8613 8932 9009 9048 9086 9204 9251 9744 9828 9912 10092 10179 10266 10296 10384 10556 10738 10933 10962 11088 11151 11484 11682 11774 11977 12012 12272 12441 12528 12744 13104 13398 13456 13572 13629 13688 13806 14616 14868 15138 15312 15399 15444 15576 15834 16016 16107 16588 16632 16874 17226 17523 17661 17864 18018 18096 18172 18408 18502 18821 19656 19824 20097 20184 20358 20532 20592 20709 21112 21476 21866 21924 22243 22302 22707 22968 23364 23548 23751 23954 24024 24882 25311 25488 26796 27027 27144 27258 27376 27612 27753 29029 29232 29736 30276 30798 30888 31152 31668 32214 32799 33176 33264 33748 34452 35046 35322 35728 35931 36036 36344 36816 37004 37323 37642 39312 40194 40368 40716 40887 41064 41418 42224 42952 43732 43848 44486 44604 45414 45936 46197 46728 47096 47502 47908 48048 48321 49619 49764 50622 52983 53592 54054 54288 54516 55224 55506 56463 58058 59059 59472 60291 60552 61596 61776 63336 64428 64757 65598 66352 66729 67496 68904 70092 70644 71253 71862 72072 72688 74008 74646 75284 75933 76531 80388 81432 81774 82128 82836 83259 85904 87087 87464 87696 88972 89208 90828 92394 93456 94192 95004 95816 96642 98397 99238 99528 101244 105966 107184 107793 108108 109032 110448 111012 111969 112926 116116 118118 120263 120582 121104 122661 123192 126672 128856 129514 131196 131747 133458 134992 137808 140184 141288 142506 143724 144144 144963 148016 148857 149292 150568 151866 153062 155701 158949 160776 162864 163548 165672 166518 169389 174174 174928 177177 177944 178416 181656 184788 190008 191632 193284 194271 196794 198476 199056 200187 202488 211932 215586 216216 218064 222024 223938 225852 227799 229593 232232 236236 240526 241164 244673 245322 246384 249777 257712 259028 261261 262392 263494 266916 280368 282576 285012 287448 289926 295191 297714 298584 301136 303732 306124 311402 317898 321552 323379 327096 331344 333036 338778 347333 348348 354354 355888 360789 363312 369576 380016 386568 388542 393588 395241 396952 400374 404976 423864 431172 432432 444048 446571 447876 451704 455598 459186 464464 467103 472472 481052 482328 489346 490644 499554 508167 518056 522522 524784 526988 531531 533832 545809 570024 574896 579852 582813 590382 595428 597168 600561 607464 612248 622804 635796 645047 646758 654192 666072 677556 688779 694666 696696 708708 721578 734019 739152 773136 777084 783783 787176 790482 793904 800748 841841 847728 862344 893142 895752 903408 911196 918372 934206 944944 962104 964656 978692 981288 999108 1016334 1036112 1041999 1045044 1053976 1063062 1067664 1082367 1091618 1140048 1159704 1165626 1180764 1185723 1190856 1201122 1214928 1224496 1245608 1271592 1290094 1293516 1332144 1339713 1355112 1377558 1389332 1393392 1401309 1417416 1443156 1468038 1554168 1567566 1574352 1580964 1594593 1601496 1637427 1683682 1712711 1724688 1748439 1786284 1791504 1822392 1836744 1868412 1924208 1935141 1957384 1962576 1998216 2032668 2066337 2083998 2090088 2107952 2126124 2164734 2183236 2202057 2319408 2331252 2361528 2371446 2381712 2402244 2491216 2525523 2543184 2580188 2587032 2679426 2710224 2755116 2778664 2802618 2834832 2886312 2936076 3108336 3125997 3135132 3161928 3189186 3202992 3247101 3274854 3367364 3425422 3496878 3557169 3572568 3644784 3673488 3736824 3820663 3870282 3914768 3996432 4065336 4132674 4167996 4180176 4203927 4252248 4329468 4366472 4404114 4515329 4662504 4723056 4742892 4804488 4912281 5051046 5138133 5160376 5174064 5358852 5510232 5557328 5605236 5772624 5805423 5872152 6251994 6270264 6323856 6378372 6494202 6549708 6606171 6734728 6850844 6993756 7095517 7114338 7145136 7473648 7576569 7641326 7740564 8130672 8265348 8335992 8407854 8504496 8658936 8732944 8808228 9030658 9325008 9377991 9485784 9608976 9824562 10102092 10276266 10320752 10717704 11020464 11210472 11461989 11610846 11744304 12503988 12540528 12756744 12988404 13099416 13212342 13469456 13545987 13701688 13987512 14191034 14228676 14736843 15153138 15282652 15414399 15481128 16530696 16671984 16815708 17317872 17416269 17616456 18061316 18755982 18971568 19649124 20204184 20552532 21286551 21435408 22420944 22729707 22923978 23221692 25007976 25513488 25976808 26198832 26424684 27091974 27403376 27975024 28382068 28457352 29473686 30306276 30565304 30828798 30962256 33061392 33631416 34385967 34832538 35232912 36122632 37511964 39298248 40408368 40637961 41105064 42573102 45459414 45847956 46243197 46443384 49668619 50015952 51953616 52849368 54183948 56764136 56914704 58947372 60612552 61130608 61657596 63859653 67262832 68771934 69665076 72245264 75023928 78596496 81275922 82210128 85146204 90918828 91695912 92486394 92886768 99337238 103157901 105698736 108367896 113528272 117894744 121225104 121913883 123315192 127719306 137543868 139330152 149005857 150047856 162551844 170292408 181837656 183391824 184972788 191578959 198674476 206315802 216735792 235789488 243827766 246630384 255438612 275087736 278660304 298011714 325103688 340584816 363675312 369945576 383157918 397348952 412631604 447017571 487655532 510877224 550175472 596023428 650207376 739891152 766315836 794697904 825263208 894035142 975311064 1021754448 1192046856 1341052713 1532631672 1650526416 1788070284 1950622128 2384093712 2682105426 3065263344 3576140568 5364210852 7152281136 10728421704 21456843408
- Sum of all divisors σ(n): 87094425600
- Sum of proper divisors (its aliquot sum) s(n): 65637582192
- 21456843408 is an abundant number, because the sum of its proper divisors (65637582192) is greater than itself. Its abundance is 44180738784
Bases of 21456843408
- Binary: 100111111101110110101110010100100002
- Hexadecimal: 0x4FEED7290
- Base-36: 9UUUMC0
Squares and roots of 21456843408
- 21456843408 squared (214568434082) is 460396129035433054464
- 21456843408 cubed (214568434083) is 9878647646362649133101183373312
-
The
square root of 21456843408 is 146481.5463053281 -
The
cube root of 21456843408 is 2778.7871202751
Scales and comparisons
How big is 21456843408?- 21,456,843,408 seconds is equal to 682 years, 13 weeks, 4 days, 2 hours, 16 minutes, 48 seconds.
-
To count from 1 to 21,456,843,408 would take you about one thousand, three hundred sixty-four 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 21456843408 cubic inches would be around 231.6 feet tall.
Recreational maths with 21456843408
- 21456843408 backwards is 80434865412
- The number of decimal digits it has is: 11
- The sum of 21456843408's digits is 45
- More coming soon!
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The information we have on file for 21456843408 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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