21323181600

Names of 21323181600

• Cardinal: 21323181600 can be written as Twenty-one billion, three hundred twenty-three million, one hundred eighty-one thousand, six hundred.

Scientific notation

• Scientific notation: 2.13231816 × 10¹⁰

Factors of 21323181600

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 682

Divisors of 21323181600

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 17 18 20 21 24 25 28 30 32 34 35 36 40 41 42 45 48 50 51 56 60 63 68 70 72 75 80 82 84 85 90 96 100 102 105 112 119 120 123 126 136 140 144 150 153 160 164 168 170 175 180 200 204 205 210 224 225 238 240 246 252 255 272 280 287 288 300 306 315 328 336 340 350 357 360 369 400 408 410 420 425 450 476 480 492 504 510 525 544 560 574 595 600 607 612 615 630 656 672 680 697 700 714 720 738 765 800 816 820 840 850 861 900 952 984 1008 1020 1025 1050 1071 1120 1148 1190 1200 1214 1224 1230 1260 1275 1312 1360 1394 1400 1428 1435 1440 1476 1530 1575 1632 1640 1680 1700 1722 1785 1800 1821 1845 1904 1968 2016 2040 2050 2091 2100 2142 2296 2380 2400 2428 2448 2460 2520 2550 2583 2720 2788 2800 2856 2870 2952 2975 3035 3060 3075 3150 3280 3360 3400 3444 3485 3570 3600 3642 3690 3808 3825 3936 4080 4100 4182 4200 4249 4284 4305 4592 4760 4856 4879 4896 4920 5040 5100 5166 5355 5463 5576 5600 5712 5740 5904 5950 6070 6120 6150 6273 6300 6560 6800 6888 6970 7140 7175 7200 7284 7380 7650 8160 8200 8364 8400 8498 8568 8610 8925 9105 9184 9225 9520 9712 9758 9840 10080 10200 10319 10332 10455 10710 10926 11152 11424 11480 11808 11900 12140 12240 12300 12546 12600 12747 12915 13600 13776 13940 14280 14350 14568 14637 14760 15175 15300 16400 16728 16800 16996 17136 17220 17425 17850 18210 18450 19040 19424 19516 19680 20400 20638 20664 20910 21245 21420 21525 21852 22304 22960 23800 24280 24395 24480 24600 24887 25092 25200 25494 25830 26775 27315 27552 27880 28560 28700 29136 29274 29520 30350 30600 30957 31365 32800 33456 33992 34272 34440 34850 35700 36420 36900 38241 39032 40800 41276 41328 41820 42490 42840 43050 43704 43911 45525 45920 47600 48560 48790 49200 49774 50184 50400 50988 51595 51660 52275 53550 54630 55760 57120 57400 58272 58548 59040 60700 61200 61914 62730 63735 64575 66912 67984 68880 69700 71400 72233 72840 73185 73800 74661 76482 78064 82552 82656 83640 84980 85680 86100 87408 87822 91050 92871 95200 97120 97580 98400 99548 100368 101976 103190 103320 104550 106225 107100 109260 111520 114800 117096 121400 121975 122400 123828 124435 125460 127470 129150 135968 136575 137760 139400 142800 144466 145680 146370 147600 149322 152964 154785 156128 156825 165104 167280 169960 171360 172200 174209 174816 175644 182100 185742 191205 195160 199096 200736 203952 206380 206640 209100 212450 214200 216699 218520 219555 223983 229600 234192 242800 243950 247656 248870 250920 254940 257975 258300 273150 278800 285600 288932 291360 292740 295200 298644 305928 309570 313650 318675 330208 334560 339920 344400 348418 351288 361165 364200 365925 371484 373305 382410 390320 398192 407904 412760 413280 418200 423079 424900 428400 433398 437040 439110 447966 464355 468384 485600 487900 495312 497740 501840 509880 515950 516600 522627 546300 557600 577864 585480 597288 611856 619140 622175 627300 637350 650097 679840 688800 696836 702576 722330 728400 731850 742968 746610 764820 773925 780640 796384 825520 836400 846158 849800 856800 866796 871045 874080 878220 895932 928710 956025 975800 990624 995480 1003680 1019760 1031900 1033200 1045254 1083495 1092600 1097775 1119915 1155728 1170960 1194576 1223712 1238280 1244350 1254600 1269237 1274700 1300194 1393672 1405152 1444660 1456800 1463700 1485936 1493220 1529640 1547850 1567881 1651040 1672800 1692316 1699600 1733592 1742090 1756440 1791864 1805825 1857420 1866525 1912050 1951600 1990960 2039520 2063800 2066400 2090508 2115395 2166990 2185200 2195550 2239830 2311456 2321775 2341920 2389152 2476560 2488700 2509200 2538474 2549400 2600388 2613135 2787344 2889320 2927400 2961553 2971872 2986440 3059280 3095700 3135762 3250485 3384632 3399200 3467184 3484180 3512880 3583728 3611650 3714840 3733050 3807711 3824100 3903200 3981920 4127600 4181016 4230790 4333980 4355225 4370400 4391100 4479660 4643550 4953120 4977400 5018400 5076948 5098800 5200776 5226270 5417475 5574688 5599575 5778640 5854800 5923106 5972880 6118560 6191400 6271524 6346185 6500970 6769264 6934368 6968360 7025760 7167456 7223300 7429680 7466100 7615422 7648200 7839405 8255200 8362032 8461580 8667960 8710450 8782200 8884659 8959320 9287100 9954800 10153896 10197600 10401552 10452540 10576975 10834950 11199150 11557280 11709600 11846212 11945760 12382800 12543048 12692370 13001940 13065675 13538528 13936720 14446600 14807765 14859360 14932200 15230844 15296400 15678810 16252425 16724064 16923160 17335920 17420900 17564400 17769318 17918640 18574200 19038555 19909600 20307792 20803104 20905080 21153950 21669900 22398300 23692424 24765600 25086096 25384740 26003880 26131350 26653977 27873440 28893200 29615530 29864400 30461688 30592800 31357620 31730925 32504850 33846320 34671840 34841800 35128800 35538636 35837280 37148400 38077110 39197025 40615584 41810160 42307900 43339800 44423295 44796600 47384848 50172192 50769480 52007760 52262700 53307954 57786400 59231060 59728800 60923376 62715240 63461850 65009700 67692640 69683600 71077272 74038825 74296800 76154220 78394050 83620320 84615800 86679600 88846590 89593200 94769696 95192775 101538960 104015520 104525400 106615908 118462120 121846752 125430480 126923700 130019400 133269885 139367200 142154544 148077650 152308440 156788100 169231600 173359200 177693180 179186400 190385550 203077920 209050800 213231816 222116475 236924240 250860960 253847400 260038800 266539770 284309088 296155300 304616880 313576200 338463200 355386360 380771100 418101600 426463632 444232950 473848480 507694800 520077600 533079540 592310600 609233760 627152400 666349425 710772720 761542200 852927264 888465900 1015389600 1066159080 1184621200 1254304800 1332698850 1421545440 1523084400 1776931800 2132318160 2369242400 2665397700 3046168800 3553863600 4264636320 5330795400 7107727200 10661590800 21323181600
• Sum of all divisors σ(n): 93360024576
• Sum of proper divisors (its aliquot sum) s(n): 72036842976
• 21323181600 is an abundant number, because the sum of its proper divisors (72036842976) is greater than itself. Its abundance is 50713661376

Bases of 21323181600

• Binary: 10011110110111101011110111000100000₂
• Hexadecimal: 0x4F6F5EE20
• Base-36: 9SN9S80

Squares and roots of 21323181600

• 21323181600 squared (21323181600²) is 454678073546578560000
• 21323181600 cubed (21323181600³) is 9695183131771850693546496000000
• The square root of 21323181600 is 146024.5924493543
• The cube root of 21323181600 is 2773.0051014301

Scales and comparisons

• 21,323,181,600 seconds is equal to 678 years, 4 days, 2 hours.
• To count from 1 to 21,323,181,600 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 21323181600 cubic inches would be around 231.1 feet tall.

Recreational maths with 21323181600

• 21323181600 backwards is 00618132312
• The number of decimal digits it has is: 11
• The sum of 21323181600's digits is 27
• More coming soon!