20490086400

Names of 20490086400

• Cardinal: 20490086400 can be written as Twenty billion, four hundred ninety million, eighty-six thousand, four hundred.

Scientific notation

• Scientific notation: 2.04900864 × 10¹⁰

Factors of 20490086400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 112

Divisors of 20490086400

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 17 19 20 21 24 25 28 30 32 34 35 38 40 42 48 50 51 56 57 59 60 64 68 70 75 76 80 84 85 95 96 100 102 105 112 114 118 119 120 128 133 136 140 150 152 160 168 170 175 177 190 192 200 204 210 224 228 236 238 240 255 256 266 272 280 285 295 300 304 320 323 336 340 350 354 357 380 384 399 400 408 413 420 425 448 456 472 475 476 480 510 512 525 532 544 560 570 590 595 600 608 640 646 665 672 680 700 708 714 760 768 798 800 816 826 840 850 885 896 912 944 950 952 960 969 1003 1020 1024 1050 1064 1088 1120 1121 1140 1180 1190 1200 1216 1239 1275 1280 1292 1330 1344 1360 1400 1416 1425 1428 1475 1520 1536 1596 1600 1615 1632 1652 1680 1700 1770 1785 1792 1824 1888 1900 1904 1920 1938 1995 2006 2040 2048 2065 2100 2128 2176 2240 2242 2261 2280 2360 2380 2400 2432 2478 2550 2560 2584 2660 2688 2720 2800 2832 2850 2856 2950 2975 3009 3040 3072 3192 3200 3230 3264 3304 3325 3360 3363 3400 3540 3570 3584 3648 3776 3800 3808 3840 3876 3990 4012 4080 4130 4200 4256 4352 4425 4480 4484 4522 4560 4720 4760 4800 4845 4864 4956 5015 5100 5120 5168 5320 5376 5440 5600 5605 5664 5700 5712 5900 5950 6018 6080 6144 6195 6384 6400 6460 6528 6608 6650 6720 6726 6783 6800 7021 7080 7140 7168 7296 7552 7600 7616 7680 7752 7847 7980 8024 8075 8160 8260 8400 8512 8704 8850 8925 8960 8968 9044 9120 9440 9520 9600 9690 9728 9912 9975 10030 10200 10240 10325 10336 10640 10752 10880 11200 11210 11305 11328 11400 11424 11800 11900 12036 12160 12390 12768 12800 12920 13056 13216 13300 13440 13452 13566 13600 14042 14160 14280 14336 14592 15045 15104 15200 15232 15360 15504 15694 15960 16048 16150 16320 16520 16800 16815 17024 17408 17700 17850 17920 17936 18088 18240 18880 19040 19057 19200 19380 19456 19824 19950 20060 20400 20650 20672 21063 21280 21504 21760 22400 22420 22610 22656 22800 22848 23541 23600 23800 24072 24225 24320 24780 25075 25536 25600 25840 26112 26432 26600 26880 26904 27132 27200 28025 28084 28320 28560 29184 30090 30208 30400 30464 30720 30975 31008 31388 31920 32096 32300 32640 33040 33600 33630 33915 34048 34816 35105 35400 35700 35840 35872 36176 36480 37760 38080 38114 38400 38760 38912 39235 39648 39900 40120 40800 41300 41344 42126 42560 43008 43520 44800 44840 45220 45312 45600 45696 47082 47200 47600 48144 48450 48640 49560 50150 51072 51200 51680 52224 52864 53200 53760 53808 54264 54400 56050 56168 56525 56640 57120 57171 58368 60180 60416 60800 60928 61950 62016 62776 63840 64192 64600 65280 66080 67200 67260 67830 68096 70210 70800 71400 71680 71744 72352 72960 75225 75520 76160 76228 76800 77520 78470 79296 79800 80240 81600 82600 82688 84075 84252 85120 87040 89600 89680 90440 90624 91200 91392 94164 94400 95200 95285 96288 96900 97280 99120 100300 102144 103360 104448 105315 105728 106400 107520 107616 108528 108800 112100 112336 113050 113280 114240 114342 116736 117705 120360 120832 121600 121856 123900 124032 125552 127680 128384 129200 130560 132160 133399 134400 134520 135660 136192 140420 141600 142800 143488 144704 145920 150450 151040 152320 152456 153600 155040 156940 158592 159600 160480 163200 165200 165376 168150 168504 169575 170240 174080 175525 179200 179360 180880 181248 182400 182784 188328 188800 190400 190570 192576 193800 194560 196175 198240 200600 204288 206720 210630 211456 212800 215040 215232 217056 217600 224200 224672 226100 226560 228480 228684 235410 240720 243200 243712 247800 248064 251104 255360 256768 258400 261120 264320 266798 268800 269040 271320 272384 280840 283200 285600 285855 286976 289408 291840 300900 302080 304640 304912 310080 313880 317184 319200 320960 326400 330400 330752 336300 337008 339150 340480 351050 358400 358720 361760 362496 364800 365568 376656 377600 380800 381140 385152 387600 392350 396480 400197 401200 408576 413440 421260 422912 425600 430464 434112 435200 448400 449344 452200 453120 456960 457368 470820 476425 481440 486400 495600 496128 502208 510720 513536 516800 522240 526575 528640 533596 537600 538080 542640 561680 566400 571200 571710 573952 578816 583680 588525 601800 604160 609280 609824 620160 627760 634368 638400 641920 652800 660800 661504 666995 672600 674016 678300 680960 702100 717440 723520 729600 731136 753312 755200 761600 762280 770304 775200 784700 792960 800394 802400 817152 826880 842520 845824 851200 860928 868224 870400 896800 898688 904400 906240 913920 914736 941640 952850 962880 972800 991200 992256 1004416 1021440 1027072 1033600 1053150 1057280 1067192 1075200 1076160 1085280 1123360 1132800 1142400 1143420 1147904 1157632 1177050 1203600 1218560 1219648 1240320 1255520 1268736 1276800 1283840 1305600 1321600 1333990 1345200 1348032 1356600 1361920 1404200 1429275 1434880 1447040 1459200 1506624 1510400 1523200 1524560 1540608 1550400 1569400 1585920 1600788 1604800 1653760 1685040 1702400 1721856 1736448 1793600 1797376 1808800 1812480 1827840 1829472 1883280 1905700 1925760 1982400 1984512 2000985 2008832 2042880 2054144 2067200 2106300 2114560 2134384 2152320 2170560 2246720 2265600 2284800 2286840 2295808 2315264 2354100 2407200 2439296 2480640 2511040 2537472 2553600 2567680 2611200 2643200 2667980 2690400 2696064 2713200 2808400 2858550 2869760 2894080 2918400 3013248 3020800 3046400 3049120 3081216 3100800 3138800 3171840 3201576 3209600 3307520 3334975 3370080 3404800 3443712 3472896 3587200 3594752 3617600 3655680 3658944 3766560 3811400 3851520 3964800 4001970 4017664 4085760 4134400 4212600 4229120 4268768 4304640 4341120 4493440 4531200 4569600 4573680 4630528 4708200 4814400 4878592 4961280 5022080 5107200 5135360 5286400 5335960 5380800 5392128 5426400 5616800 5717100 5739520 5788160 6026496 6092800 6098240 6162432 6201600 6277600 6343680 6403152 6419200 6669950 6740160 6809600 6887424 6945792 7174400 7189504 7235200 7317888 7533120 7622800 7703040 7929600 8003940 8035328 8268800 8425200 8537536 8609280 8682240 8986880 9062400 9139200 9147360 9416400 9628800 9757184 9922560 10004925 10044160 10214400 10270720 10572800 10671920 10761600 10784256 10852800 11233600 11434200 11479040 11576320 12052992 12196480 12403200 12555200 12687360 12806304 12838400 13339900 13480320 13891584 14348800 14379008 14470400 14635776 15066240 15245600 15406080 15859200 16007880 16070656 16537600 16850400 17075072 17218560 17364480 17973760 18278400 18294720 18832800 19257600 19514368 20009850 20088320 20428800 21145600 21343840 21523200 21568512 21705600 22467200 22868400 23152640 24105984 24392960 24806400 25110400 25612608 25676800 26679800 26960640 28697600 28940800 29271552 30132480 30491200 30812160 31718400 32015760 33700800 34150144 34437120 34728960 35947520 36589440 37665600 38515200 39028736 40019700 40176640 42687680 43046400 43137024 43411200 44934400 45736800 48211968 48785920 49612800 50220800 51225216 51353600 53359600 53921280 57395200 57881600 58543104 60264960 60982400 63436800 64031520 67401600 68300288 69457920 71895040 73178880 75331200 77030400 80039400 80353280 85375360 86092800 86822400 89868800 91473600 97571840 100441600 102450432 106719200 107842560 115763200 117086208 120529920 121964800 128063040 134803200 136600576 146357760 150662400 154060800 160078800 170750720 172185600 173644800 179737600 182947200 195143680 200883200 204900864 213438400 215685120 241059840 243929600 256126080 269606400 273201152 292715520 301324800 320157600 341501440 347289600 359475200 365894400 401766400 409801728 426876800 487859200 512252160 539212800 585431040 602649600 640315200 683002880 731788800 819603456 853753600 975718400 1024504320 1078425600 1205299200 1280630400 1366005760 1463577600 1707507200 2049008640 2561260800 2927155200 3415014400 4098017280 5122521600 6830028800 10245043200 20490086400
• Sum of all divisors σ(n): 87744384000
• Sum of proper divisors (its aliquot sum) s(n): 67254297600
• 20490086400 is an abundant number, because the sum of its proper divisors (67254297600) is greater than itself. Its abundance is 46764211200

Bases of 20490086400

• Binary: 10011000101010011011110100000000000₂
• Hexadecimal: 0x4C54DE800
• Base-36: 9EV9NUO

Squares and roots of 20490086400

• 20490086400 squared (20490086400²) is 419843640679464960000
• 20490086400 cubed (20490086400³) is 8602632472012791736172544000000
• The square root of 20490086400 is 143143.5866534019
• The cube root of 20490086400 is 2736.4105946489

Scales and comparisons

• 20,490,086,400 seconds is equal to 651 years, 27 weeks, 18 hours, 40 minutes.
• To count from 1 to 20,490,086,400 would take you about one thousand, three hundred three 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 20490086400 cubic inches would be around 228 feet tall.

Recreational maths with 20490086400

• 20490086400 backwards is 00468009402
• The number of decimal digits it has is: 11
• The sum of 20490086400's digits is 33
• More coming soon!