21108103380

Names of 21108103380

• Cardinal: 21108103380 can be written as Twenty-one billion, one hundred eight million, one hundred three thousand, three hundred eighty.

Scientific notation

• Scientific notation: 2.110810338 × 10¹⁰

Factors of 21108103380

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 47

Divisors of 21108103380

• Number of divisors d(n): 810
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 17 18 20 21 26 28 30 34 35 36 39 42 45 49 51 52 60 63 65 68 70 78 84 85 90 91 98 102 105 117 119 126 130 140 147 153 156 169 170 180 182 195 196 204 210 221 234 238 245 252 255 260 273 289 294 306 315 338 340 343 357 364 390 420 441 442 455 468 476 490 507 510 546 578 585 588 595 612 630 637 663 676 686 714 735 765 780 819 833 845 867 882 884 910 980 1014 1020 1029 1071 1092 1105 1156 1170 1183 1190 1260 1274 1326 1365 1372 1428 1445 1470 1521 1530 1547 1638 1666 1690 1715 1734 1764 1785 1820 1911 1989 2023 2028 2058 2142 2205 2210 2340 2366 2380 2401 2499 2535 2548 2601 2652 2730 2873 2890 2940 3042 3060 3087 3094 3185 3276 3315 3332 3380 3430 3468 3549 3570 3757 3822 3978 4046 4095 4116 4165 4284 4335 4410 4420 4459 4641 4732 4802 4998 5070 5145 5202 5355 5460 5733 5746 5780 5831 5915 6069 6084 6174 6188 6370 6630 6860 7098 7140 7203 7497 7514 7605 7644 7735 7956 8092 8190 8281 8330 8619 8670 8820 8918 9282 9555 9604 9945 9996 10115 10140 10290 10404 10647 10710 10829 11271 11466 11492 11662 11830 12005 12138 12348 12495 12740 13005 13260 13377 13923 14161 14196 14365 14406 14994 15028 15210 15435 15470 16380 16562 16660 17238 17340 17493 17745 17836 18207 18564 18785 19110 19890 20111 20230 20580 21294 21420 21609 21658 22295 22542 22932 23205 23324 23660 24010 24276 24843 24990 25857 26010 26299 26754 27846 28322 28665 28730 28812 29155 29988 30345 30420 30870 30940 31213 32487 33124 33813 34476 34986 35490 36015 36414 37485 37570 38220 39780 40131 40222 40460 40817 41405 42483 42588 43095 43218 43316 44590 45084 46410 48020 48841 49686 49980 51714 52020 52479 52598 53235 53508 54145 55692 56355 56644 57330 57460 57967 58310 60333 60690 61740 62426 64974 66885 67626 69615 69972 70805 70980 72030 72828 74529 74970 75140 75803 78897 80262 80444 81634 82810 84966 86190 86436 87465 89180 91035 92820 93639 97461 97682 99127 99372 100555 103428 104958 105196 106470 108045 108290 112710 114660 115934 116620 120666 121380 122451 124215 124852 127449 129285 129948 131495 133770 135252 139230 140777 141610 144060 146523 149058 149940 151606 156065 157794 160524 162435 163268 165620 169065 169932 172380 173901 174930 180999 182070 184093 187278 194922 195364 198254 200655 201110 204085 209916 212415 212940 216090 216580 225420 227409 231868 236691 241332 244205 244902 248430 254898 258570 262395 262990 267540 278460 280917 281554 283220 289835 293046 297381 298116 301665 303212 312130 315588 324870 338130 341887 347802 349860 361998 364140 367353 368186 372645 374556 379015 389844 394485 396508 401310 402220 405769 408170 422331 424830 432180 439569 454818 468195 473382 487305 488410 489804 495635 496860 509796 517140 521703 524790 525980 530621 552279 561834 563108 579670 586092 594762 603330 612255 624260 637245 649740 676260 682227 683774 693889 695604 703885 723996 732615 734706 736372 745290 758030 788970 802620 811538 816340 844662 849660 869505 879138 892143 904995 909636 920465 936390 946764 974610 976820 985439 991270 1025661 1043406 1049580 1061242 1104558 1123668 1137045 1159340 1183455 1189524 1206660 1217307 1224510 1266993 1274490 1288651 1364454 1367548 1387778 1404585 1407770 1465230 1469412 1486905 1490580 1516060 1577940 1591863 1623076 1656837 1689324 1709435 1739010 1758276 1784286 1809990 1836765 1840930 1872780 1949220 1970878 1982540 2028845 2051322 2081667 2086812 2111655 2122484 2197845 2209116 2274090 2366910 2393209 2434614 2449020 2533986 2548980 2577302 2608515 2653105 2728908 2761395 2775556 2809170 2815540 2930460 2956317 2973810 3076983 3183726 3313674 3411135 3418870 3469445 3478020 3568572 3619980 3651921 3673530 3681860 3865953 3941756 4057690 4102644 4163334 4223310 4395690 4460715 4548180 4733820 4775589 4786418 4869228 4927195 5067972 5128305 5154604 5217030 5306210 5522790 5618340 5912634 5947620 6086535 6153966 6245001 6334965 6367452 6443255 6627348 6822270 6837740 6898073 6938890 7179627 7303842 7347060 7731906 7959315 8115380 8284185 8326668 8446620 8791380 8868951 8921430 9020557 9551178 9572836 9854390 10256610 10408335 10434060 10612420 11045580 11597859 11825268 11966045 12173070 12307932 12490002 12669930 12886510 13644540 13796146 13877780 14359254 14607684 14781585 15384915 15463812 15918630 16568370 16752463 17737902 17842860 18041114 18259605 19102356 19329765 19708780 20513220 20694219 20816670 21538881 23195718 23877945 23932090 24346140 24980004 25339860 25773020 27061671 27592292 28718508 29563170 30769830 31225005 31837260 33136740 33504926 34490365 35475804 35898135 36082228 36519210 38659530 41388438 41633340 43077762 44344755 45102785 46391436 47755890 47864180 50257389 54123342 57989295 59126340 61539660 62082657 62450010 67009852 68980730 71796270 73038420 77319060 81185013 82776876 83762315 86155524 88689510 90205570 95511780 100514778 103471095 107694405 108246684 115978590 117267241 124165314 124900020 135308355 137961460 143592540 150772167 162370026 167524630 177379020 180411140 201029556 206942190 215388810 231957180 234534482 248330628 251286945 270616710 301544334 310413285 324740052 335049260 351801723 405925065 413884380 430777620 469068964 502573890 541233420 586336205 603088668 620826570 703603446 753860835 811850130 1005147780 1055405169 1172672410 1241653140 1407206892 1507721670 1623700260 1759008615 2110810338 2345344820 3015443340 3518017230 4221620676 5277025845 7036034460 10554051690 21108103380
• Sum of all divisors σ(n): 85920187626
• Sum of proper divisors (its aliquot sum) s(n): 64812084246
• 21108103380 is an abundant number, because the sum of its proper divisors (64812084246) is greater than itself. Its abundance is 43703980866

Bases of 21108103380

• Binary: 10011101010001001000001100011010100₂
• Hexadecimal: 0x4EA2418D4
• Base-36: 9P37WT0

Squares and roots of 21108103380

• 21108103380 squared (21108103380²) is 445552028300767424400
• 21108103380 cubed (21108103380³) is 9404758274541284527571534472000
• The square root of 21108103380 is 145286.2807700715
• The cube root of 21108103380 is 2763.6501877109

Scales and comparisons

• 21,108,103,380 seconds is equal to 671 years, 8 weeks, 6 days, 18 hours, 3 minutes.
• To count from 1 to 21,108,103,380 would take you about one thousand, three hundred forty-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 21108103380 cubic inches would be around 230.3 feet tall.

Recreational maths with 21108103380

• 21108103380 backwards is 08330180112
• The number of decimal digits it has is: 11
• The sum of 21108103380's digits is 27
• More coming soon!