21321058132920

Names of 21321058132920

• Cardinal: 21321058132920 can be written as Twenty-one trillion, three hundred twenty-one billion, fifty-eight million, one hundred thirty-two thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.132105813292 × 10¹³

Factors of 21321058132920

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 20651

Divisors of 21321058132920

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 20 21 24 26 28 30 35 39 40 41 42 52 56 60 65 70 78 82 84 91 104 105 120 123 130 140 156 164 168 182 195 205 210 246 260 273 280 287 312 328 364 390 410 420 455 492 520 533 546 574 615 728 780 820 840 861 910 984 1066 1092 1148 1230 1365 1435 1560 1599 1640 1722 1820 2132 2184 2296 2460 2657 2665 2730 2870 3198 3444 3640 3731 4264 4305 4920 5314 5330 5460 5740 6396 6888 7462 7971 7995 8610 10628 10660 10920 11193 11480 12792 13285 14924 15942 15990 17220 17923 18599 18655 21256 21320 22386 26570 29848 31884 31980 34440 34541 35846 37198 37310 39855 44772 53140 53769 55797 55965 63768 63960 69082 71692 74396 74620 79710 89544 89615 92995 103623 106280 107538 108937 111594 111930 125461 138164 143384 148792 149240 159420 172705 179230 185990 207246 215076 217874 223188 223860 232999 241787 250922 268845 276328 278985 318840 326811 345410 358460 371980 376383 414492 430152 435748 446376 447720 465998 483574 501844 518115 537690 544685 557970 627305 653622 690820 698997 716920 725361 734843 743960 752766 762559 828984 871496 931996 967148 1003688 1036230 1075380 1089370 1115940 1164995 1208935 1254610 1307244 1381640 1397994 1416181 1450722 1469686 1505532 1525118 1630993 1634055 1863992 1881915 1934296 2072460 2150760 2178740 2204529 2231880 2287677 2329990 2417870 2509220 2614488 2795988 2832362 2901444 2939372 3011064 3050236 3261986 3268110 3494985 3626805 3674215 3763830 3812795 4144920 4248543 4357480 4409058 4575354 4659980 4835740 4892979 5018440 5143901 5591976 5664724 5802888 5878744 6100472 6523972 6536220 6989970 7080905 7253610 7348430 7527660 7625590 8154965 8497086 8818116 9150708 9319960 9552959 9671480 9785958 9913267 10287802 11022645 11329448 11438385 13047944 13072440 13979940 14161810 14507220 14696860 15055320 15251180 15431703 16309930 16994172 17636232 18301416 19105918 19571916 19826534 20575604 21242715 22045290 22876770 24464895 25719505 27959880 28323620 28658877 29014440 29393720 29739801 30502360 30863406 32619860 33988344 38211836 39143832 39653068 41151208 42485430 44090580 45753540 47621411 47764795 48929790 49566335 51439010 56647240 57317754 59479602 61726812 65239720 66870713 76423672 77158515 79306136 84970860 88181160 91507080 95242822 95529590 97859580 99132670 102878020 114635508 118959204 123453624 133741426 142864233 143294385 148699005 154317030 169941720 190485644 191059180 195719160 198265340 200612139 205756040 229271016 237918408 238107055 267482852 285728466 286588770 297398010 308634060 333349877 334353565 380971288 382118360 396530680 401224278 476214110 534965704 571456932 573177540 594796020 617268120 619078343 666699754 668707130 714321165 802448556 952428220 1000049631 1003060695 1142913864 1146355080 1189592040 1238156686 1333399508 1337414260 1428642330 1604897112 1666749385 1857235029 1904856440 1952477851 2000099262 2006121390 2476313372 2666799016 2674828520 2857284660 3095391715 3333498770 3714470058 3904955702 4000198524 4012242780 4333548401 4952626744 5000248155 5714569320 5857433553 6190783430 6666997540 7428940116 7809911404 8000397048 8024485560 8667096802 9286175145 9762389255 10000496310 11714867106 12381566860 13000645203 13333995080 13667344957 14857880232 15619822808 17334193604 18572350290 19524778510 20000992620 21667742005 23429734212 24763133720 25382212063 26001290406 27334689914 29287167765 34668387208 37144700580 39049557020 40001985240 41002034871 43335484010 46859468424 50764424126 52002580812 54669379828 58574335530 65003226015 68336724785 74289401160 76146636189 78099114040 82004069742 86670968020 101528848252 104005161624 109338759656 117148671060 126911060315 130006452030 136673449570 152293272378 164008139484 173341936040 177675484441 203057696504 205010174355 234297342120 253822120630 260012904060 273346899140 304586544756 328016278968 355350968882 380733180945 410020348710 507644241260 520025808120 533026453323 546693798280 609173089512 710701937764 761466361890 820040697420 888377422205 1015288482520 1066052906646 1421403875528 1522932723780 1640081394840 1776754844410 2132105813292 2665132266615 3045865447560 3553509688820 4264211626584 5330264533230 7107019377640 10660529066460 21321058132920
• Sum of all divisors σ(n): 80678854932480
• Sum of proper divisors (its aliquot sum) s(n): 59357796799560
• 21321058132920 is an abundant number, because the sum of its proper divisors (59357796799560) is greater than itself. Its abundance is 38036738666640

Bases of 21321058132920

• Binary: 100110110010000110010000110001010001110111000₂
• Hexadecimal: 0x13643218A3B8
• Base-36: 7K2RBIOJC

Squares and roots of 21321058132920

• 21321058132920 squared (21321058132920²) is 454587519907354076387726400
• 21321058132920 cubed (21321058132920³) is 9692286938444624035284648895987793088000
• The square root of 21321058132920 is 4617473.1328855613
• The cube root of 21321058132920 is 27729.1304855491

Scales and comparisons

• 21,321,058,132,920 seconds is equal to 677,943 years, 36 weeks, 2 days, 4 hours, 2 minutes.
• To count from 1 to 21,321,058,132,920 would take you about one million, six hundred ninety-four thousand, eight hundred fifty-nine 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 21321058132920 cubic inches would be around 2310.8 feet tall.

Recreational maths with 21321058132920

• 21321058132920 backwards is 02923185012312
• 21321058132920 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21321058132920's digits is 39
• More coming soon!