21337391628

Names of 21337391628

• Cardinal: 21337391628 can be written as Twenty-one billion, three hundred thirty-seven million, three hundred ninety-one thousand, six hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1337391628 × 10¹⁰

Factors of 21337391628

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 121

Divisors of 21337391628

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 17 18 19 21 27 28 34 36 38 42 49 51 54 57 63 68 73 76 81 84 98 102 108 114 119 126 133 146 147 153 162 171 189 196 204 219 228 238 243 252 266 292 294 306 323 324 342 357 361 378 399 438 441 459 476 486 511 513 532 567 588 612 646 657 684 714 722 756 798 833 876 882 918 931 969 972 1022 1026 1071 1083 1134 1197 1241 1292 1314 1323 1377 1387 1428 1444 1533 1539 1596 1666 1701 1764 1836 1862 1938 1971 2044 2052 2142 2166 2261 2268 2394 2482 2499 2527 2628 2646 2754 2774 2793 2907 3066 3078 3213 3249 3332 3402 3577 3591 3723 3724 3876 3942 3969 4131 4161 4284 4332 4522 4599 4617 4788 4964 4998 5054 5292 5508 5548 5586 5814 5913 6132 6137 6156 6426 6498 6783 6804 7154 7182 7446 7497 7581 7884 7938 8262 8322 8379 8687 8721 9044 9198 9234 9639 9709 9747 9996 10108 10731 10773 11169 11172 11628 11826 11907 12274 12483 12852 12996 13566 13797 14308 14364 14892 14994 15162 15827 15876 16524 16644 16758 17374 17442 17689 17739 18396 18411 18468 19278 19418 19494 20349 21462 21546 22338 22491 22743 23579 23652 23814 24548 24966 25137 26061 26163 26353 27132 27594 28917 29127 29241 29988 30324 31654 32193 32319 33507 33516 34748 34884 35378 35478 36822 37449 38556 38836 38988 40698 41391 42924 42959 43092 44676 44982 45486 47158 47481 47628 49932 50274 52122 52326 52706 53067 55188 55233 57834 58254 58482 60809 61047 63308 64386 64638 67014 67473 67963 68229 70737 70756 70956 73644 74898 75411 78183 78489 79059 81396 82782 85918 87381 87723 89964 90972 94316 94962 96579 100521 100548 104244 104652 105412 106134 110466 112347 115668 116508 116964 121618 122094 124173 128772 128877 129276 134028 134946 135926 136458 141474 142443 149796 150822 156366 156978 158118 159201 165053 165564 165699 171836 174762 175446 182427 183141 184471 189924 193158 201042 202419 203889 204687 212211 212268 220932 224694 226233 234549 237177 243236 244188 248346 257754 262143 269892 271852 272916 282948 284886 289737 300713 301563 301644 312732 313956 316236 318402 330106 331398 337041 349524 350892 364854 366282 368942 386316 386631 402084 404838 407778 409374 424422 427329 448001 449388 452466 469098 474354 477603 495159 496692 497097 515508 524286 547281 549423 553413 569772 579474 601426 603126 611667 614061 636633 636804 660212 662796 674082 703647 711531 729708 732564 737884 773262 786429 809676 815556 818748 848844 854658 869211 896002 902139 904932 938196 948708 955206 990318 994194 1048572 1094562 1098846 1106826 1155371 1158948 1159893 1202852 1206252 1223334 1228122 1273266 1281987 1291297 1344003 1348164 1407294 1423062 1432809 1485477 1491291 1546524 1572858 1641843 1660239 1709316 1738422 1792004 1804278 1835001 1909899 1910412 1980636 1988388 2110941 2134593 2189124 2197692 2213652 2310742 2319786 2359287 2446668 2456244 2546532 2563974 2582594 2688006 2706417 2814588 2846124 2865618 2970954 2982582 3136007 3145716 3283686 3320478 3466113 3476844 3479679 3608556 3670002 3819798 3845961 3873891 4032009 4221882 4269186 4298427 4456431 4621484 4639572 4718574 4925529 4980717 5127948 5165188 5376012 5412834 5505003 5729697 5731236 5941908 5965164 6272014 6403779 6567372 6640956 6932226 6959358 7340004 7639596 7691922 7747782 8064018 8119251 8443764 8538372 8596854 8912862 9408021 9437148 9851058 9961434 10398339 10439037 10825668 11010006 11459394 11621673 12096027 12544028 12807558 13369293 13864452 13918716 14776587 14942151 15383844 15495564 16128036 16238502 16515009 17193708 17825724 18816042 19702116 19922868 20796678 20878074 21952049 22020012 22918788 23243346 24192054 24357753 25615116 26738586 28224063 29553174 29884302 31195017 32477004 33030018 34865019 36288081 37632084 40107879 41593356 41756148 43904098 44826453 46486692 48384108 48715506 53477172 56448126 59106348 59768604 62390034 65856147 66060036 69730038 72576162 73073259 80215758 84672189 87808196 89652906 93585051 97431012 104595057 108864243 112896252 124780068 131712294 139460076 145152324 146146518 160431516 169344378 179305812 187170102 197568441 209190114 217728486 254016567 263424588 280755153 292293036 313785171 338688756 374340204 395136882 418380228 435456972 508033134 561510306 592705323 627570342 762049701 790273764 1016066268 1123020612 1185410646 1255140684 1524099402 1778115969 2370821292 3048198804 3556231938 5334347907 7112463876 10668695814 21337391628
• Sum of all divisors σ(n): 73706108112
• Sum of proper divisors (its aliquot sum) s(n): 52368716484
• 21337391628 is an abundant number, because the sum of its proper divisors (52368716484) is greater than itself. Its abundance is 31031324856

Bases of 21337391628

• Binary: 10011110111110011101100001000001100₂
• Hexadecimal: 0x4F7CEC20C
• Base-36: 9SVQCR0

Squares and roots of 21337391628

• 21337391628 squared (21337391628²) is 455284281486644490384
• 21337391628 cubed (21337391628³) is 9714579016153123542931888105152
• The square root of 21337391628 is 146073.2406294869
• The cube root of 21337391628 is 2773.6209527745

Scales and comparisons

• 21,337,391,628 seconds is equal to 678 years, 24 weeks, 13 hours, 13 minutes, 48 seconds.
• To count from 1 to 21,337,391,628 would take you about one thousand, three hundred fifty-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 21337391628 cubic inches would be around 231.1 feet tall.

Recreational maths with 21337391628

• 21337391628 backwards is 82619373312
• The number of decimal digits it has is: 11
• The sum of 21337391628's digits is 45
• More coming soon!