21356704512

Names of 21356704512

• Cardinal: 21356704512 can be written as Twenty-one billion, three hundred fifty-six million, seven hundred four thousand, five hundred twelve.

Scientific notation

• Scientific notation: 2.1356704512 × 10¹⁰

Factors of 21356704512

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 118

Divisors of 21356704512

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 13 16 17 18 22 24 26 27 31 32 33 34 36 39 41 44 48 51 52 54 62 64 66 68 72 78 82 88 93 96 99 102 104 108 117 123 124 128 132 136 143 144 153 156 164 176 186 187 192 198 204 208 216 221 234 246 248 256 264 272 279 286 288 297 306 312 328 341 351 352 369 372 374 384 396 403 408 416 429 432 442 451 459 468 492 496 527 528 533 544 558 561 572 576 594 612 624 656 663 682 697 702 704 738 744 748 768 792 806 816 832 837 858 864 884 902 918 936 984 992 1023 1054 1056 1066 1088 1107 1116 1122 1144 1152 1188 1209 1224 1248 1271 1287 1312 1326 1353 1364 1394 1404 1408 1476 1488 1496 1581 1584 1599 1612 1632 1664 1674 1683 1716 1728 1768 1804 1836 1872 1968 1984 1989 2046 2091 2108 2112 2132 2176 2214 2232 2244 2288 2304 2376 2418 2431 2448 2496 2542 2574 2624 2652 2706 2728 2788 2808 2816 2952 2976 2992 3069 3162 3168 3198 3224 3264 3328 3348 3366 3432 3456 3536 3608 3627 3672 3744 3813 3861 3936 3968 3978 4059 4092 4182 4216 4224 4264 4352 4428 4433 4464 4488 4576 4743 4752 4797 4836 4862 4896 4992 5049 5084 5148 5248 5304 5412 5456 5576 5616 5797 5863 5904 5952 5967 5984 6138 6273 6324 6336 6396 6448 6528 6696 6732 6851 6864 6912 7072 7216 7254 7293 7344 7488 7626 7667 7722 7872 7936 7956 8118 8184 8364 8432 8448 8528 8856 8866 8928 8976 9061 9152 9207 9486 9504 9594 9672 9724 9792 9984 10098 10168 10296 10496 10608 10824 10881 10912 11152 11232 11439 11594 11726 11808 11904 11934 11968 12177 12276 12546 12648 12672 12792 12896 13056 13299 13392 13464 13702 13728 13981 14144 14229 14391 14432 14508 14586 14688 14976 15252 15334 15444 15744 15912 16236 16368 16523 16728 16864 17056 17391 17589 17712 17732 17856 17952 18122 18304 18414 18819 18972 19008 19188 19344 19448 19584 20196 20336 20553 20592 21216 21607 21648 21762 21824 21879 22304 22464 22878 23001 23188 23452 23616 23808 23868 23936 24354 24552 25092 25296 25344 25584 25792 26598 26784 26928 27183 27404 27456 27962 28288 28458 28782 28864 29016 29172 29376 29952 30504 30668 30888 31488 31824 32472 32736 33046 33456 33728 34112 34317 34782 35178 35424 35464 35712 35904 36244 36608 36828 37638 37944 38016 38376 38688 38896 39168 39897 40392 40672 41106 41184 41943 42432 43214 43296 43524 43648 43758 44608 44928 45756 46002 46376 46904 47232 47736 47872 48708 49104 49569 50184 50592 51168 51584 52173 52767 53196 53568 53856 54366 54808 54912 55924 56576 56916 57564 57728 58032 58344 58752 61008 61336 61659 61776 63648 64821 64944 65472 65637 66092 66912 67456 68224 68634 69003 69564 70356 70848 70928 71424 71808 72488 73656 75276 75361 75888 76032 76752 77376 77792 79794 80784 81344 81549 82212 82368 83886 84864 86428 86592 87048 87296 87516 89216 89856 91512 92004 92752 93808 94464 95472 97416 98208 99138 99671 100368 101184 102336 103168 104346 105534 106392 107136 107712 108732 109616 109824 111848 113832 115128 115456 116064 116688 117504 119691 122016 122672 123318 123552 125829 127296 129642 129888 130944 131274 132184 133824 134912 136448 137268 138006 139128 140712 141696 141856 143616 144976 147312 148707 150552 150722 151776 153504 154752 155584 156519 158301 159588 161568 162688 163098 164424 164736 167772 169728 172856 173184 174096 175032 178432 181753 183024 184008 184977 185504 187616 190944 194463 194832 196416 198276 199342 200736 202368 204672 207009 208692 211068 212784 214272 215424 217464 219232 223696 226083 227664 230256 232128 233376 237677 239382 244032 244647 245344 246636 247104 251658 254592 259284 259776 261888 262548 264368 267648 274536 276012 278256 280891 281424 283392 283712 289952 294624 297414 299013 301104 301444 303552 307008 309504 311168 313038 316602 319176 323136 325376 326196 328848 329472 335544 345712 346368 348192 350064 363506 366048 368016 369954 371008 375232 377487 381888 388926 389664 392832 396552 398684 401472 404736 409344 414018 417384 422136 425568 430848 434928 438464 446121 447392 452166 455328 460512 464256 466752 475354 478764 488064 489294 490688 493272 494208 503316 509184 518568 519552 525096 528736 535296 545259 549072 552024 556512 561782 562848 567424 579904 583389 589248 594828 598026 602208 602888 607104 614016 622336 626076 633204 638352 646272 652392 657696 671088 678249 691424 696384 700128 713031 727012 732096 736032 739908 742016 750464 754974 763776 777852 779328 785664 793104 797368 802944 828036 834768 842673 844272 851136 869856 876928 892242 894784 897039 904332 910656 921024 928512 933504 950708 957528 976128 978588 981376 986544 988416 1006632 1037136 1039104 1050192 1057472 1090518 1098144 1104048 1113024 1123564 1125696 1134848 1159808 1166778 1178496 1189656 1196052 1204416 1205776 1214208 1228032 1252152 1266408 1276704 1292544 1304784 1315392 1342176 1356498 1382848 1392768 1400256 1426062 1454024 1464192 1472064 1479816 1484032 1500928 1509948 1527552 1555704 1558656 1586208 1594736 1605888 1635777 1656072 1669536 1685346 1688544 1702272 1739712 1753856 1784484 1789568 1794078 1808664 1821312 1842048 1867008 1901416 1915056 1957176 1962752 1973088 2013264 2034747 2074272 2100384 2114944 2139093 2181036 2196288 2208096 2226048 2247128 2251392 2319616 2333556 2356992 2379312 2392104 2408832 2411552 2504304 2528019 2532816 2553408 2609568 2630784 2684352 2691117 2712996 2765696 2785536 2800512 2852124 2908048 2928384 2944128 2959632 3019896 3089801 3111408 3117312 3172416 3189472 3271554 3312144 3339072 3370692 3377088 3404544 3479424 3568968 3579136 3588156 3617328 3642624 3684096 3802832 3830112 3914352 3946176 4026528 4069494 4148544 4200768 4229888 4278186 4362072 4392576 4416192 4452096 4494256 4502784 4667112 4758624 4784208 4817664 4823104 4907331 5008608 5056038 5065632 5106816 5219136 5261568 5368704 5382234 5425992 5531392 5601024 5704248 5816096 5888256 5919264 6039792 6179602 6222816 6344832 6378944 6417279 6543108 6624288 6678144 6741384 6754176 6958848 7137936 7176312 7234656 7584057 7605664 7660224 7828704 7892352 8053056 8138988 8297088 8401536 8556372 8724144 8785152 8832384 8988512 9269403 9334224 9517248 9568416 9646208 9814662 10017216 10112076 10131264 10213632 10438272 10737408 10764468 10851984 11408496 11632192 11838528 12079584 12359204 12445632 12689664 12757888 12834558 13086216 13248576 13356288 13482768 13508352 14275872 14352624 14469312 15168114 15211328 15320448 15657408 15784704 16106112 16277976 16594176 16803072 17112744 17448288 17664768 17977024 18538806 18668448 19034496 19136832 19292416 19629324 20034432 20224152 20262528 20876544 21528936 21703968 22816992 23264384 23677056 24159168 24718408 24891264 25515776 25669116 26172432 26497152 26965536 27808209 28551744 28705248 28938624 30336228 30422656 30640896 31314816 32212224 32555952 34225488 34896576 35954048 37077612 37336896 38068992 38273664 39258648 40068864 40448304 40525056 43057872 43407936 45633984 46528768 47354112 48318336 49436816 49782528 51338232 52344864 52994304 53931072 55616418 57103488 57410496 57877248 60672456 60845312 62629632 65111904 68450976 69793152 71908096 74155224 74673792 76547328 78517296 80896608 83424627 86115744 86815872 91267968 96636672 98873632 102676464 104689728 107862144 111232836 114206976 114820992 121344912 130223808 136901952 139586304 148310448 149347584 157034592 161793216 166849254 172231488 173631744 182535936 197747264 205352928 209379456 215724288 222465672 229641984 242689824 260447616 273803904 296620896 314069184 323586432 333698508 344462976 395494528 410705856 418758912 444931344 485379648 520895232 547607808 593241792 628138368 647172864 667397016 688925952 790989056 821411712 889862688 970759296 1186483584 1256276736 1334794032 1642823424 1779725376 1941518592 2372967168 2669588064 3559450752 5339176128 7118901504 10678352256 21356704512
• Sum of all divisors σ(n): 83073392640
• Sum of proper divisors (its aliquot sum) s(n): 61716688128
• 21356704512 is an abundant number, because the sum of its proper divisors (61716688128) is greater than itself. Its abundance is 40359983616

Bases of 21356704512

• Binary: 10011111000111101010111001100000000₂
• Hexadecimal: 0x4F8F57300
• Base-36: 9T78AO0

Squares and roots of 21356704512

• 21356704512 squared (21356704512²) is 456108827612881158144
• 21356704512 cubed (21356704512³) is 9740981456643049219453750345728
• The square root of 21356704512 is 146139.3325289259
• The cube root of 21356704512 is 2774.4575196705

Scales and comparisons

• 21,356,704,512 seconds is equal to 679 years, 4 weeks, 1 hour, 55 minutes, 12 seconds.
• To count from 1 to 21,356,704,512 would take you about one thousand, three hundred fifty-eight 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 21356704512 cubic inches would be around 231.2 feet tall.

Recreational maths with 21356704512

• 21356704512 backwards is 21540765312
• 21356704512 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21356704512's digits is 36
• More coming soon!