21475312320

Names of 21475312320

• Cardinal: 21475312320 can be written as Twenty-one billion, four hundred seventy-five million, three hundred twelve thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.147531232 × 10¹⁰

Factors of 21475312320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 28

Divisors of 21475312320

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 11 12 14 15 16 20 21 22 24 28 30 32 33 35 40 42 44 48 49 55 56 60 64 66 70 77 80 84 88 96 98 105 110 112 120 121 132 140 147 154 160 165 168 176 192 196 210 220 224 231 240 242 245 264 280 294 308 320 330 336 343 352 363 385 392 420 440 448 462 480 484 490 528 539 560 588 605 616 660 672 686 704 726 735 770 784 840 847 880 924 960 968 980 1029 1056 1078 1120 1155 1176 1210 1232 1320 1331 1344 1372 1452 1470 1540 1568 1617 1680 1694 1715 1760 1815 1848 1936 1960 2058 2112 2156 2240 2310 2352 2401 2420 2464 2541 2640 2662 2695 2744 2904 2940 3080 3136 3234 3360 3388 3430 3520 3630 3696 3773 3872 3920 3993 4116 4235 4312 4620 4704 4802 4840 4928 5082 5145 5280 5324 5390 5488 5808 5880 5929 6160 6468 6655 6720 6776 6860 7203 7260 7392 7546 7744 7840 7986 8085 8232 8470 8624 9240 9317 9408 9604 9680 10164 10290 10560 10648 10780 10976 11319 11616 11760 11858 12005 12320 12705 12936 13310 13552 13720 14406 14520 14784 15092 15680 15972 16170 16464 16807 16940 17248 17787 18480 18634 18865 19208 19360 19965 20328 20580 21296 21560 21952 22638 23232 23520 23716 24010 24640 25410 25872 26411 26620 27104 27440 27951 28812 29040 29645 30184 31944 32340 32928 33614 33880 34496 35574 36015 36960 37268 37730 38416 38720 39930 40656 41160 41503 42592 43120 45276 46585 47040 47432 48020 50421 50820 51744 52822 53240 54208 54880 55902 56595 57624 58080 59290 60368 63888 64680 65219 65856 67228 67760 71148 72030 73920 74536 75460 76832 79233 79860 81312 82320 83006 84035 85184 86240 88935 90552 93170 94864 96040 100842 101640 103488 105644 106480 109760 111804 113190 115248 116160 118580 120736 124509 127776 129360 130438 132055 134456 135520 139755 142296 144060 149072 150920 153664 158466 159720 162624 164640 166012 168070 172480 177870 181104 184877 186340 189728 192080 195657 201684 203280 207515 211288 212960 223608 226380 230496 237160 241472 249018 252105 255552 258720 260876 264110 268912 271040 279510 284592 288120 290521 298144 301840 316932 319440 326095 329280 332024 336140 355740 362208 369754 372680 379456 384160 391314 396165 403368 406560 415030 422576 425920 447216 452760 456533 460992 474320 498036 504210 517440 521752 528220 537824 554631 559020 569184 576240 581042 596288 603680 622545 633864 638880 652190 664048 672280 711480 724416 739508 745360 768320 782628 792330 806736 813120 830060 845152 871563 894432 905520 913066 924385 948640 978285 996072 1008420 1043504 1056440 1075648 1109262 1118040 1138368 1152480 1162084 1207360 1245090 1267728 1277760 1304380 1328096 1344560 1369599 1422960 1452605 1479016 1490720 1565256 1584660 1613472 1660120 1690304 1743126 1788864 1811040 1826132 1848770 1897280 1956570 1992144 2016840 2033647 2087008 2112880 2218524 2236080 2282665 2304960 2324168 2490180 2535456 2608760 2656192 2689120 2739198 2773155 2845920 2905210 2958032 2981440 3130512 3169320 3195731 3226944 3320240 3486252 3622080 3652264 3697540 3913140 3984288 4033680 4067294 4174016 4225760 4357815 4437048 4472160 4565330 4648336 4980360 5070912 5217520 5378240 5478396 5546310 5691840 5810420 5916064 6100941 6261024 6338640 6391462 6640480 6847995 6972504 7304528 7395080 7826280 7968576 8067360 8134588 8451520 8715630 8874096 8944320 9130660 9296672 9587193 9960720 10168235 10435040 10956792 11092620 11620840 11832128 12201882 12522048 12677280 12782924 13280960 13695990 13945008 14609056 14790160 15652560 15978655 16134720 16269176 17431260 17748192 18261320 18593344 19174386 19921440 20336470 20870080 21913584 22185240 22370117 23241680 24403764 25354560 25565848 27391980 27890016 29218112 29580320 30504705 31305120 31957310 32538352 34862520 35496384 36522640 38348772 39842880 40672940 43827168 44370480 44740234 46483360 47935965 48807528 51131696 54783960 55780032 59160640 61009410 62610240 63914620 65076704 67110351 69725040 73045280 76697544 81345880 87654336 88740960 89480468 92966720 95871930 97615056 102263392 109567920 111850585 122018820 127829240 130153408 134220702 139450080 146090560 153395088 162691760 177481920 178960936 191743860 195230112 204526784 219135840 223701170 244037640 255658480 268441404 278900160 306790176 325383520 335551755 357921872 383487720 390460224 438271680 447402340 488075280 511316960 536882808 613580352 650767040 671103510 715843744 766975440 894804680 976150560 1022633920 1073765616 1342207020 1431687488 1533950880 1789609360 1952301120 2147531232 2684414040 3067901760 3579218720 4295062464 5368828080 7158437440 10737656160 21475312320
• Sum of all divisors σ(n): 87496229376
• Sum of proper divisors (its aliquot sum) s(n): 66020917056
• 21475312320 is an abundant number, because the sum of its proper divisors (66020917056) is greater than itself. Its abundance is 44545604736

Bases of 21475312320

• Binary: 10100000000000001110100001011000000₂
• Hexadecimal: 0x5000742C0
• Base-36: 9V5UH1C

Squares and roots of 21475312320

• 21475312320 squared (21475312320²) is 461189039241543782400
• 21475312320 cubed (21475312320³) is 9904178656272888645994119168000
• The square root of 21475312320 is 146544.5745157425
• The cube root of 21475312320 is 2779.5841691233

Scales and comparisons

• 21,475,312,320 seconds is equal to 682 years, 44 weeks, 20 hours, 32 minutes.
• To count from 1 to 21,475,312,320 would take you about one thousand, three hundred sixty-five 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 21475312320 cubic inches would be around 231.6 feet tall.

Recreational maths with 21475312320

• 21475312320 backwards is 02321357412
• 21475312320 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21475312320's digits is 30
• More coming soon!