21221508000

Names of 21221508000

• Cardinal: 21221508000 can be written as Twenty-one billion, two hundred twenty-one million, five hundred eight thousand.

Scientific notation

• Scientific notation: 2.1221508 × 10¹⁰

Factors of 21221508000

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 238

Divisors of 21221508000

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 11 12 14 15 16 17 20 21 22 24 25 28 30 32 33 34 35 40 42 44 48 49 50 51 55 56 60 66 68 70 75 77 80 84 85 88 96 98 100 102 105 110 112 119 120 125 132 136 140 147 150 154 160 165 168 170 175 176 187 193 196 200 204 210 220 224 231 238 240 245 250 255 264 272 275 280 294 300 308 330 336 340 350 352 357 374 375 385 386 392 400 408 420 425 440 462 476 480 490 500 510 525 528 539 544 550 560 561 579 588 595 600 616 660 672 680 700 714 735 748 750 770 772 784 800 816 825 833 840 850 875 880 924 935 952 965 980 1000 1020 1050 1056 1078 1100 1120 1122 1155 1158 1176 1190 1200 1225 1232 1275 1309 1320 1351 1360 1375 1400 1428 1470 1496 1500 1540 1544 1568 1617 1632 1650 1666 1680 1700 1750 1760 1785 1848 1870 1904 1925 1930 1960 2000 2040 2100 2123 2125 2156 2200 2244 2310 2316 2352 2380 2400 2450 2464 2499 2550 2618 2625 2640 2695 2702 2720 2750 2800 2805 2856 2895 2940 2975 2992 3000 3080 3088 3234 3281 3300 3332 3360 3400 3500 3570 3675 3696 3740 3808 3850 3860 3920 3927 4000 4053 4080 4125 4165 4200 4246 4250 4312 4400 4488 4620 4632 4675 4704 4760 4825 4900 4998 5100 5236 5250 5280 5390 5404 5500 5600 5610 5712 5775 5790 5880 5950 5984 6000 6125 6160 6176 6369 6375 6468 6545 6562 6600 6664 6755 6800 7000 7140 7350 7392 7480 7700 7720 7840 7854 8085 8106 8160 8250 8330 8400 8492 8500 8624 8800 8925 8976 9163 9240 9264 9350 9457 9520 9625 9650 9800 9843 9996 10200 10472 10500 10615 10780 10808 11000 11220 11424 11550 11580 11760 11900 12000 12250 12320 12495 12738 12750 12936 13090 13124 13200 13328 13475 13510 13600 14000 14025 14280 14475 14700 14861 14875 14960 15400 15440 15708 16170 16212 16405 16500 16660 16800 16984 17000 17248 17850 17952 18326 18375 18480 18528 18700 18914 19040 19250 19300 19600 19635 19686 19992 20265 20400 20825 20944 21000 21230 21560 21616 22000 22440 22967 23100 23160 23375 23520 23800 24125 24500 24990 25476 25500 25872 26180 26248 26400 26656 26950 27020 27489 28000 28050 28371 28560 28875 28950 29400 29722 29750 29920 30800 30880 31416 31845 32340 32424 32725 32810 33000 33320 33775 33968 34000 35700 36091 36652 36750 36960 37400 37828 38500 38600 39200 39270 39372 39984 40425 40530 40800 41650 41888 42000 42460 43120 43232 44000 44583 44625 44880 45815 45934 46200 46320 46750 47285 47600 48250 49000 49215 49980 50952 51000 51744 52360 52496 53075 53900 54040 54978 56100 56742 57120 57750 57900 58800 59444 59500 61600 62475 62832 63690 64680 64848 65450 65620 66000 66640 67375 67550 67936 68000 68901 70125 71400 72182 72375 73304 73500 74305 74800 75656 77000 77200 78540 78744 79968 80850 81060 82025 83300 84000 84920 86240 89166 89250 89760 91630 91868 92400 92640 93500 94570 95200 96500 98000 98175 98430 99960 101325 101904 102000 104027 104125 104720 104992 106150 107800 108080 108273 109956 112200 113484 114835 115500 115800 117600 118888 119000 124950 125664 127380 129360 129696 130900 131240 132000 133280 134750 135100 137445 137802 140250 141855 142800 144364 144750 146608 147000 148610 149600 151312 154000 154400 157080 157488 159225 160769 161700 162120 163625 164050 166600 168875 169840 178332 178500 180455 183260 183736 184800 187000 189140 193000 196000 196350 196860 199920 202125 202650 203808 204000 208054 208250 209440 212300 215600 216160 216546 219912 222915 224400 226968 229075 229670 231000 231600 236425 237776 238000 246075 249900 252637 254760 258720 261800 262480 265375 269500 270200 274890 275604 280500 283710 285600 288728 289500 293216 294000 297220 302624 308000 312081 312375 314160 314976 318450 321538 323400 324240 327250 328100 333200 337750 339680 344505 356664 357000 360910 366520 367472 371525 374000 378280 386000 392700 393720 399840 404250 405300 410125 416108 416500 424600 431200 433092 439824 445830 448800 453936 458150 459340 462000 463200 472850 475552 476000 482307 490875 492150 499800 505274 506625 509520 520135 523600 524960 530750 539000 540400 541365 549780 551208 561000 567420 574175 577456 579000 588000 594440 624162 624750 628320 636900 643076 646800 648480 654500 656200 666400 675500 687225 689010 709275 713328 714000 721820 733040 734944 743050 748000 756560 757911 772000 785400 787440 796125 803845 808500 810600 820250 832216 833000 849200 866184 879648 891660 902275 907872 916300 918680 924000 945700 964614 981750 984300 999600 1010548 1013250 1019040 1040270 1047200 1061500 1078000 1080800 1082730 1099560 1102416 1114575 1122000 1134840 1145375 1148350 1154912 1158000 1182125 1188880 1230375 1248324 1249500 1263185 1273800 1286152 1293600 1309000 1312400 1351000 1374450 1378020 1418550 1426656 1428000 1443640 1466080 1486100 1513120 1515822 1560405 1570800 1574880 1592250 1607690 1617000 1621200 1640500 1664432 1666000 1698400 1722525 1732368 1768459 1783320 1804550 1832600 1837360 1857625 1891400 1929228 1963500 1968600 1999200 2021096 2026500 2080540 2123000 2156000 2165460 2199120 2204832 2229150 2244000 2269680 2290750 2296700 2316000 2364250 2377760 2411535 2460750 2496648 2499000 2526370 2547600 2572304 2600675 2618000 2624800 2702000 2706825 2748900 2756040 2837100 2870875 2887280 2972200 3031644 3120810 3141600 3184500 3215380 3234000 3242400 3281000 3328864 3332000 3436125 3445050 3464736 3536918 3546375 3566640 3609100 3665200 3674720 3715250 3782800 3789555 3858456 3927000 3937200 4019225 4042192 4053000 4161080 4246000 4330920 4398240 4458300 4511375 4539360 4581500 4593400 4728500 4823070 4921500 4993296 4998000 5052740 5095200 5144608 5201350 5236000 5305377 5404000 5413650 5497800 5512080 5572875 5674200 5741750 5774560 5944400 6063288 6241620 6315925 6369000 6430760 6468000 6562000 6872250 6890100 7073836 7092750 7133280 7218200 7330400 7430500 7565600 7579110 7716912 7802025 7854000 7874400 8038450 8084384 8106000 8322160 8492000 8612625 8661840 8842295 8916600 9022750 9163000 9186800 9457000 9646140 9843000 9986592 9996000 10105480 10402700 10610754 10827300 10995600 11024160 11145750 11348400 11483500 11888800 12057675 12126576 12483240 12631850 12738000 12861520 13003375 13124000 13534125 13744500 13780200 14147672 14185500 14436400 14861000 15158220 15433824 15604050 15708000 16076900 16212000 16644320 17225250 17323680 17684590 17833200 18045500 18326000 18373600 18914000 18947775 19292280 19686000 20096125 20210960 20805400 21221508 21654600 21991200 22291500 22696800 22967000 24115350 24253152 24966480 25263700 25476000 25723040 26006750 26526885 27068250 27489000 27560400 28295344 28371000 28872800 29722000 30316440 31208100 31579625 32153800 34450500 35369180 35666400 36091000 36652000 37828000 37895550 38584560 39010125 39372000 40192250 40421920 41610800 42443016 43309200 44211475 44583000 45934000 48230700 49932960 50527400 52013500 53053770 54136500 54978000 55120800 56590688 56742000 59444000 60288375 60632880 62416200 63159250 64307600 68901000 70738360 72182000 75791100 77169120 78020250 80384500 83221600 84886032 86618400 88422950 89166000 91868000 94738875 96461400 101054800 104027000 106107540 108273000 109956000 113484000 120576750 121265760 124832400 126318500 128615200 132634425 137802000 141476720 144364000 151582200 156040500 160769000 169772064 176845900 178332000 189477750 192922800 202109600 208054000 212215080 216546000 221057375 241153500 249664800 252637000 265268850 275604000 282953440 303164400 312081000 321538000 353691800 378955500 385845600 416108000 424430160 433092000 442114750 482307000 505274000 530537700 606328800 624162000 643076000 663172125 707383600 757911000 848860320 884229500 964614000 1010548000 1061075400 1248324000 1326344250 1414767200 1515822000 1768459000 1929228000 2122150800 2652688500 3031644000 3536918000 4244301600 5305377000 7073836000 10610754000 21221508000
• Sum of all divisors σ(n): 93897812736
• Sum of proper divisors (its aliquot sum) s(n): 72676304736
• 21221508000 is an abundant number, because the sum of its proper divisors (72676304736) is greater than itself. Its abundance is 51454796736

Bases of 21221508000

• Binary: 10011110000111001101000001110100000₂
• Hexadecimal: 0x4F0E683A0
• Base-36: 9QYQKDC

Squares and roots of 21221508000

• 21221508000 squared (21221508000²) is 450352401794064000000
• 21221508000 cubed (21221508000³) is 9557157097491943528512000000000
• The square root of 21221508000 is 145676.0378373875
• The cube root of 21221508000 is 2768.5906457279

Scales and comparisons

• 21,221,508,000 seconds is equal to 674 years, 40 weeks, 3 days, 7 hours, 20 minutes.
• To count from 1 to 21,221,508,000 would take you about one thousand, three hundred forty-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 21221508000 cubic inches would be around 230.7 feet tall.

Recreational maths with 21221508000

• 21221508000 backwards is 00080512212
• 21221508000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21221508000's digits is 21
• More coming soon!