21330375220

Names of 21330375220

• Cardinal: 21330375220 can be written as Twenty-one billion, three hundred thirty million, three hundred seventy-five thousand, two hundred twenty.

Scientific notation

• Scientific notation: 2.133037522 × 10¹⁰

Factors of 21330375220

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 156

Divisors of 21330375220

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 7 10 11 14 20 22 28 29 31 35 44 49 55 58 62 70 71 77 98 110 116 124 140 142 145 154 155 196 203 217 220 245 284 290 308 310 319 341 355 385 406 434 490 497 539 580 620 638 682 710 770 781 812 868 899 961 980 994 1015 1078 1085 1276 1364 1420 1421 1519 1540 1562 1595 1705 1798 1922 1988 2030 2059 2156 2170 2201 2233 2387 2485 2695 2842 3038 3124 3190 3410 3479 3596 3844 3905 4060 4118 4340 4402 4466 4495 4774 4805 4970 5390 5467 5684 6076 6293 6380 6727 6820 6958 7105 7595 7810 8236 8804 8932 8990 9548 9610 9889 9940 10295 10571 10780 10934 11005 11165 11935 12586 13454 13916 14210 14413 15190 15407 15620 15631 16709 17395 17980 19220 19778 20590 21142 21868 22010 22330 22649 23870 24211 25172 26908 27335 27869 28420 28826 30380 30814 31262 31465 33418 33635 34790 38269 39556 41180 42284 44020 44051 44660 45298 47089 47740 48422 49445 52855 54670 55738 57652 61628 62524 62930 63829 66836 67270 68231 69223 69580 72065 73997 76538 77035 78155 83545 88102 90596 94178 96844 98890 100891 105710 107849 109340 111476 113245 121055 125860 127658 134540 136462 138446 139345 144130 147994 153076 154070 156310 158543 167090 169477 176204 188356 191345 195083 197780 201782 211420 215698 220255 226490 235445 242110 255316 272924 276892 278690 288260 295988 306559 308140 312620 317086 319145 334180 338954 341155 346115 369985 382690 390166 403564 431396 440510 446803 452980 470890 477617 484220 484561 504455 517979 539245 557380 613118 634172 638290 677908 682310 692230 702119 739970 750541 765380 780332 792715 847385 881020 893606 941780 955234 969122 975415 1008910 1035958 1078490 1109801 1186339 1226236 1276580 1364620 1365581 1384460 1404238 1479940 1501082 1532795 1585430 1694770 1787212 1910468 1938244 1950830 1978699 2017820 2071916 2145913 2156980 2219602 2234015 2372678 2388085 2422805 2589895 2731162 2808476 3002164 3065590 3127621 3170860 3343319 3389540 3510595 3752705 3901660 3957398 4291826 4439204 4468030 4745356 4776170 4845610 4914833 5179790 5253787 5462324 5549005 5931695 6131180 6255242 6686638 6827905 7021190 7505410 7914796 8583652 8936060 9552340 9691220 9829666 9893495 10359580 10507574 10729565 11098010 11863390 12510484 13373276 13655810 13850893 14042380 15010820 15021391 15638105 16716595 19659332 19786990 21015148 21459130 21765689 22196020 23726780 24574165 26268935 27311620 27701786 30042782 31276210 33433190 34403831 36776509 39573980 42918260 43531378 49148330 52537870 55403572 60085564 62552420 66866380 68807662 69254465 73553018 75106955 87062756 96956251 98296660 105075740 108828445 137615324 138508930 147106036 150213910 152359823 172019155 183882545 193912502 217656890 277017860 300427820 304719646 344038310 367765090 387825004 435313780 484781255 609439292 688076620 735530180 761799115 969562510 1066518761 1523598230 1939125020 2133037522 3047196460 4266075044 5332593805 10665187610 21330375220
• Sum of all divisors σ(n): 61618112640
• Sum of proper divisors (its aliquot sum) s(n): 40287737420
• 21330375220 is an abundant number, because the sum of its proper divisors (40287737420) is greater than itself. Its abundance is 18957362200

Bases of 21330375220

• Binary: 10011110111011000111011001000110100₂
• Hexadecimal: 0x4F763B234
• Base-36: 9SRJYUS

Squares and roots of 21330375220

• 21330375220 squared (21330375220²) is 454984907025990048400
• 21330375220 cubed (21330375220³) is 9704998786301182024357960648000
• The square root of 21330375220 is 146049.2219082321
• The cube root of 21330375220 is 2773.3169014001

Scales and comparisons

• 21,330,375,220 seconds is equal to 678 years, 12 weeks, 3 days, 8 hours, 13 minutes, 40 seconds.
• To count from 1 to 21,330,375,220 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 21330375220 cubic inches would be around 231.1 feet tall.

Recreational maths with 21330375220

• 21330375220 backwards is 02257303312
• 21330375220 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21330375220's digits is 28
• More coming soon!