21033101628

Names of 21033101628

• Cardinal: 21033101628 can be written as Twenty-one billion, thirty-three million, one hundred one thousand, six hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1033101628 × 10¹⁰

Factors of 21033101628

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 821

Divisors of 21033101628

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 18 21 22 27 28 33 36 42 44 49 54 63 66 71 77 84 98 99 108 126 132 142 147 154 189 196 198 213 231 252 284 294 297 308 343 378 396 426 441 462 497 539 588 594 639 686 693 727 756 781 852 882 924 994 1029 1078 1188 1278 1323 1372 1386 1454 1491 1562 1617 1764 1917 1988 2058 2079 2156 2181 2343 2556 2646 2772 2908 2982 3087 3124 3234 3479 3773 3834 4116 4158 4362 4473 4686 4851 5089 5292 5467 5964 6174 6468 6543 6958 7029 7546 7668 7997 8316 8724 8946 9261 9372 9702 10178 10437 10934 11319 12348 13086 13419 13916 14058 14553 15092 15267 15994 16401 17892 18522 19404 19629 20356 20874 21087 21868 22638 23991 24353 26172 26838 28116 29106 30534 31311 31988 32802 33957 35623 37044 38269 39258 41748 42174 45276 45801 47982 48706 49203 51617 53676 55979 58212 61068 62622 65604 67914 71246 71973 73059 76538 78516 84348 91602 93933 95964 97412 98406 101871 103234 106869 111958 114807 125244 135828 137403 142492 143946 146118 147609 153076 154851 167937 183204 187866 196812 203742 206468 213738 215919 219177 223916 229614 249361 267883 274806 287892 292236 295218 309702 320607 335874 344421 361319 375732 391853 407484 427476 431838 438354 459228 464553 498722 503811 535766 549612 567787 590436 619404 641214 657531 671748 688842 722638 748083 783706 803649 863676 876708 929106 961821 997444 1007622 1033263 1071532 1083957 1135574 1175559 1282428 1315062 1377684 1393659 1445276 1496166 1511433 1567412 1607298 1703361 1858212 1923642 2015244 2066526 2167914 2244249 2271148 2351118 2410947 2529233 2630124 2742971 2787318 2992332 3022866 3214596 3251871 3406722 3526677 3847284 3974509 4133052 4335828 4488498 4702236 4821894 5058466 5110083 5485942 5574636 6045732 6503742 6732747 6813444 7053354 7232841 7587699 7949018 8228913 8976996 9643788 9755613 10116932 10220166 10580031 10971884 11923527 13007484 13465494 14106708 14465682 15175398 15330249 15898036 16457826 17704631 19511226 20440332 21160062 22763097 23847054 24686739 26930988 27821563 28931364 30350796 30660498 32915652 35409262 35770581 39022452 42320124 45526194 47694108 49373478 53113893 55643126 61320996 68289291 70818524 71541162 74060217 83464689 91052388 98746956 106227786 107311743 111286252 136578582 143082324 148120434 159341679 166929378 194750941 212455572 214623486 250394067 273157164 296240868 318683358 333858756 389501882 429246972 478025037 500788134 584252823 637366716 751182201 779003764 956050074 1001576268 1168505646 1502364402 1752758469 1912100148 2337011292 3004728804 3505516938 5258275407 7011033876 10516550814 21033101628
• Sum of all divisors σ(n): 70447104000
• Sum of proper divisors (its aliquot sum) s(n): 49414002372
• 21033101628 is an abundant number, because the sum of its proper divisors (49414002372) is greater than itself. Its abundance is 28380900744

Bases of 21033101628

• Binary: 10011100101101010111010100100111100₂
• Hexadecimal: 0x4E5ABA93C
• Base-36: 9NUKD30

Squares and roots of 21033101628

• 21033101628 squared (21033101628²) is 442391364093776250384
• 21033101628 cubed (21033101628³) is 9304862520333945996619446025152
• The square root of 21033101628 is 145027.9339575655
• The cube root of 21033101628 is 2760.3730166919

Scales and comparisons

• 21,033,101,628 seconds is equal to 668 years, 40 weeks, 6 days, 16 hours, 13 minutes, 48 seconds.
• To count from 1 to 21,033,101,628 would take you about one thousand, three hundred thirty-seven 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 21033101628 cubic inches would be around 230 feet tall.

Recreational maths with 21033101628

• 21033101628 backwards is 82610133012
• 21033101628 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21033101628's digits is 27
• More coming soon!