21010390632

Names of 21010390632

• Cardinal: 21010390632 can be written as Twenty-one billion, ten million, three hundred ninety thousand, six hundred thirty-two.

Scientific notation

• Scientific notation: 2.1010390632 × 10¹⁰

Factors of 21010390632

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2865

Divisors of 21010390632

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 18 21 22 24 27 28 33 36 41 42 44 54 56 63 66 72 77 82 84 88 99 108 121 123 126 132 154 164 168 189 198 216 231 242 246 252 264 287 297 308 328 363 369 378 396 451 462 484 492 504 574 594 616 693 726 738 756 792 847 861 902 924 968 984 1089 1107 1148 1188 1353 1386 1452 1476 1512 1694 1722 1804 1848 2079 2178 2214 2296 2376 2541 2583 2706 2772 2801 2904 2952 3157 3267 3388 3444 3608 4059 4158 4356 4428 4961 5082 5166 5412 5544 5602 6314 6534 6776 6888 7623 7749 8118 8316 8403 8712 8856 9471 9922 10164 10332 10824 11204 12177 12628 13068 14883 15246 15498 16236 16632 16806 18942 19607 19844 20328 20664 22408 22869 24354 25209 25256 26136 28413 29766 30492 30811 30996 32472 33612 34727 37884 39214 39688 44649 45738 48708 50418 56826 58821 59532 60984 61622 61992 67224 69454 75627 75768 78428 85239 89298 91476 92433 97416 100836 104181 113652 114841 117642 119064 123244 133947 138908 151254 156856 170478 176463 178596 182952 184866 201672 208362 215677 227304 229682 235284 246488 267894 277299 277816 302508 312543 338921 340956 344523 352926 357192 369732 416724 431354 459364 470568 529389 535788 554598 605016 625086 647031 677842 681912 689046 705852 739464 803887 831897 833448 862708 918728 937629 1016763 1033569 1058778 1071576 1109196 1250172 1263251 1294062 1355684 1378092 1411704 1607774 1663794 1725416 1875258 1941093 2033526 2067138 2117556 2218392 2372447 2411661 2500344 2526502 2588124 2711368 2756184 3050289 3100707 3215548 3327588 3750516 3789753 3882186 4067052 4134276 4235112 4744894 4823322 5053004 5176248 5823279 6100578 6201414 6431096 6655176 7117341 7234983 7501032 7579506 7764372 8134104 8268552 8842757 9150867 9489788 9646644 10106008 11369259 11646558 12201156 12402828 13895761 14234682 14469966 15159012 15528744 17685514 18301734 18979576 19293288 21352023 21704949 22738518 23293116 24402312 24805656 26528271 27791522 28469364 28939932 30318024 34107777 35371028 36603468 41687283 42704046 43409898 45477036 46586232 53056542 55583044 56938728 57879864 64056069 68215554 70742056 73206936 79584813 83374566 85408092 86819796 90954072 97270327 106113084 111166088 125061849 128112138 136431108 159169626 166749132 170816184 173639592 194540654 212226168 238754439 250123698 256224276 272862216 291810981 318339252 333498264 375185547 389081308 477508878 500247396 512448552 583621962 636678504 750371094 778162616 875432943 955017756 1000494792 1167243924 1500742188 1750865886 1910035512 2334487848 2626298829 3001484376 3501731772 5252597658 7003463544 10505195316 21010390632
• Sum of all divisors σ(n): 75129465600
• Sum of proper divisors (its aliquot sum) s(n): 54119074968
• 21010390632 is an abundant number, because the sum of its proper divisors (54119074968) is greater than itself. Its abundance is 33108684336

Bases of 21010390632

• Binary: 10011100100010100010001111001101000₂
• Hexadecimal: 0x4E4511E68
• Base-36: 9NH1L60

Squares and roots of 21010390632

• 21010390632 squared (21010390632²) is 441436514509233359424
• 21010390632 cubed (21010390632³) is 9274753609067528652343898515968
• The square root of 21010390632 is 144949.6141146985
• The cube root of 21010390632 is 2759.3791325569

Scales and comparisons

• 21,010,390,632 seconds is equal to 668 years, 3 weeks, 2 days, 19 hours, 37 minutes, 12 seconds.
• To count from 1 to 21,010,390,632 would take you about one thousand, three hundred thirty-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 21010390632 cubic inches would be around 229.9 feet tall.

Recreational maths with 21010390632

• 21010390632 backwards is 23609301012
• 21010390632 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21010390632's digits is 27
• More coming soon!