21016897600755364

Names of 21016897600755364

• Cardinal: 21016897600755364 can be written as Twenty-one quadrillion, sixteen trillion, eight hundred ninety-seven billion, six hundred million, seven hundred fifty-five thousand, three hundred sixty-four.

Scientific notation

• Scientific notation: 2.1016897600755364 × 10¹⁶

Factors of 21016897600755364

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 30418

Divisors of 21016897600755364

• Number of divisors d(n): 243
• Complete list of divisors:
  1 2 4 7 11 14 22 28 31 44 49 62 77 98 121 124 154 196 217 242 308 341 434 484 539 682 847 868 961 1078 1364 1519 1694 1922 2156 2387 3038 3388 3751 3844 4774 5929 6076 6727 7502 9548 10571 11858 13454 15004 16709 21142 23716 26257 26908 30367 33418 42284 47089 52514 60734 66836 73997 94178 105028 116281 121468 147994 183799 188356 212569 232562 295988 334037 367598 425138 465124 517979 668074 735196 813967 850276 941377 1035958 1336148 1487983 1627934 1882754 2071916 2338259 2975966 3255868 3674407 3765508 4676518 5697769 5951932 6589639 7348814 9353036 10355147 11395538 13179278 14697628 16367813 20710294 22791076 25720849 26358556 29182687 32735626 41420588 46127473 51441698 58365374 65471252 72486029 92254946 102883396 113906617 116730748 144972058 180045943 184509892 204278809 227813234 289944116 321009557 360091886 408557618 455626468 507402203 642019114 720183772 797346319 817115236 922154689 1014804406 1284038228 1429951663 1594692638 1844309378 2029608812 2247066899 2859903326 3189385276 3531105127 3688618756 4494133798 5581424233 5719806652 6455082823 7062210254 8988267596 10143701579 11162848466 12910165646 14124420508 15729468293 20287403158 22325696932 24717735889 25820331292 28586795359 31458936586 40574806316 45185579761 49435471778 57173590718 62917873172 71005911053 90371159522 98870943556 111580717369 114347181436 142011822106 173024151223 180742319044 200107567513 223161434738 284023644212 314454748949 346048302446 400215135026 446322869476 497041377371 628909497898 692096604892 781065021583 800430270052 886190656129 994082754742 1257818995796 1400752972591 1562130043166 1772381312258 1988165509484 2201183242643 2801505945182 3124260086332 3459002238439 3544762624516 4402366485286 5467455151081 5603011890364 6203334592903 6918004476878 8804732970572 9748097217419 10934910302162 12406669185806 13836008953756 15408282698501 19496194434838 21869820604324 24213015669073 24813338371612 30816565397002 38992388869676 43423342150321 48426031338146 61633130794004 68236680521933 86846684300642 96852062676292 107229069391609 136473361043866 169491109683511 173693368601284 214458138783218 272946722087732 338982219367022 428916277566436 477656763653531 677964438734044 750603485741263 955313527307062 1501206971482526 1910627054614124 3002413942965052 5254224400188841 10508448800377682 21016897600755364
• Sum of all divisors σ(n): 48595031258880267
• Sum of proper divisors (its aliquot sum) s(n): 27578133658124903
• 21016897600755364 is an abundant number, because the sum of its proper divisors (27578133658124903) is greater than itself. Its abundance is 6561236057369539

Bases of 21016897600755364

• Binary: 1001010101010101100000111001011110001100001011010100100₂
• Hexadecimal: 0x4AAAC1CBC616A4
• Base-36: 5QXV9GV9VHG

Squares and roots of 21016897600755364

• 21016897600755364 squared (21016897600755364²) is 441709984760636575678023374772496
• 21016897600755364 cubed (21016897600755364³) is 9283373518945511242768401324350426176871251668544
• 21016897600755364 is a perfect square number. Its square root is 144972058
• The cube root of 21016897600755364 is 275966.3965283083

Scales and comparisons

• 21,016,897,600,755,364 seconds is equal to 668,272,334 years, 8 weeks, 6 days, 8 hours, 56 minutes, 4 seconds.
• To count from 1 to 21,016,897,600,755,364 would take you about two billion, four million, eight hundred seventeen thousand and two 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 21016897600755364 cubic inches would be around 22997.2 feet tall.

Recreational maths with 21016897600755364

• 21016897600755364 backwards is 46355700679861012
• The number of decimal digits it has is: 17
• The sum of 21016897600755364's digits is 70
• More coming soon!