18672941129920

Names of 18672941129920

• Cardinal: 18672941129920 can be written as Eighteen trillion, six hundred seventy-two billion, nine hundred forty-one million, one hundred twenty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.867294112992 × 10¹³

Factors of 18672941129920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 17668

Divisors of 18672941129920

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 17 20 22 28 32 34 35 40 44 55 56 64 68 70 77 80 85 88 110 112 119 121 136 140 154 160 170 176 187 220 224 233 238 242 272 280 308 320 340 352 374 385 440 448 466 476 484 544 560 595 605 616 680 704 748 770 847 880 932 935 952 968 1088 1120 1165 1190 1210 1232 1309 1360 1496 1540 1631 1694 1760 1864 1870 1904 1936 2057 2240 2330 2380 2420 2464 2563 2618 2720 2992 3080 3262 3388 3520 3728 3740 3808 3872 3961 4114 4235 4660 4760 4840 4928 5126 5236 5440 5984 6160 6524 6545 6776 7456 7480 7616 7744 7922 8155 8228 8470 9320 9520 9680 10252 10285 10472 11968 12320 12815 13048 13090 13552 14399 14912 14960 15844 16310 16456 16940 17393 17941 18640 19040 19360 19805 20504 20570 20944 24640 25630 26096 26180 27104 27727 28193 28798 29920 31688 32620 32912 33880 34786 35882 37280 38080 38720 39610 41008 41140 41888 43571 51260 52192 52360 54208 55454 56386 57596 59840 63376 65240 65824 67760 69572 71764 71995 74560 79220 82016 82280 83776 86965 87142 89705 102520 104384 104720 110908 112772 115192 121751 126752 130480 131648 135520 138635 139144 140965 143528 143990 158440 164032 164560 173930 174284 179410 191323 197351 205040 209440 217855 221816 225544 230384 243502 253504 260960 271040 277270 278288 281930 287056 287980 295681 304997 316880 329120 347860 348568 358820 382646 394702 410080 418880 435710 443632 451088 460768 479281 487004 521920 554540 556576 563860 574112 575960 591362 608755 609994 633760 658240 695720 697136 717640 765292 789404 820160 871420 887264 902176 921536 956615 958562 974008 986755 1109080 1113152 1127720 1148224 1151920 1182724 1217510 1219988 1267520 1339261 1391440 1394272 1435280 1478405 1524985 1530584 1578808 1742840 1774528 1804352 1913230 1917124 1948016 1973510 2069767 2104553 2218160 2255440 2303840 2365448 2396405 2435020 2439976 2678522 2782880 2788544 2870560 2956810 3049970 3061168 3157616 3252491 3354967 3485680 3826460 3834248 3896032 3947020 4052569 4139534 4209106 4436320 4510880 4607680 4730896 4792810 4870040 4879952 5357044 5565760 5741120 5913620 6099940 6122336 6315232 6504982 6696305 6709934 6971360 7652920 7668496 7792064 7894040 8105138 8279068 8418212 8872640 9021760 9461792 9585620 9740080 9759904 10348835 10522765 10714088 11827240 12199880 12244672 12630464 13009964 13392610 13419868 13942720 14731871 15305840 15336992 15788080 16210276 16262455 16558136 16774835 16836424 18923584 19171240 19480160 19519808 20262845 20697670 21045530 21428176 22767437 23654480 24399760 26019928 26785220 26839736 28367983 29463742 30611680 30673984 31576160 32420552 32524910 33116272 33549670 33672848 35777401 38342480 38960320 40525690 41395340 42091060 42856352 44578259 45534874 47308960 48799520 52039856 53570440 53679472 56735966 58927484 61223360 63152320 64841104 65049820 66232544 67099340 67345696 68893673 71554802 73659355 76684960 81051380 82790680 84182120 85712704 89156518 91069748 94617920 97599040 104079712 107140880 107358944 113471932 113837185 117854968 129682208 130099640 132465088 134198680 134691392 137787346 141839915 143109604 147318710 153369920 162102760 165581360 168364240 178313036 178887005 182139496 208159424 214281760 214717888 222891295 226943864 227674370 235709936 250441807 259364416 260199280 268397360 275574692 283679830 286219208 294637420 312047813 324205520 331162720 336728480 344468365 356626072 357774010 364278992 428563520 445782590 453887728 455348740 471419872 482255711 490360849 500883614 520398560 536794720 551149384 567359660 572438416 589274840 624095626 648411040 662325440 673456960 688936730 713252144 715548020 728557984 757830403 891565180 907775456 910697480 942839744 964511422 980721698 1001767228 1040797120 1073589440 1102298768 1134719320 1144876832 1178549680 1248191252 1252209035 1296822080 1377873460 1426504288 1431096040 1457115968 1515660806 1560239065 1783130360 1815550912 1821394960 1929022844 1961443396 2003534456 2204597536 2269438640 2289753664 2357099360 2411278555 2451804245 2496382504 2504418070 2755746920 2853008576 2862192080 3031321612 3120478130 3432525943 3566260720 3642789920 3789152015 3858045688 3922886792 4007068912 4409195072 4538877280 4714198720 4822557110 4903608490 4992765008 5008836140 5304812821 5511493840 5724384160 6062643224 6240956260 6865051886 7132521440 7285579840 7578304030 7716091376 7845773584 8014137824 8336134433 9077754560 9645114220 9807216980 9985530016 10017672280 10609625642 11022987680 11448768320 12125286448 12481912520 13730103772 14265042880 15156608060 15432182752 15691547168 16028275648 16672268866 17162629715 19290228440 19614433960 19971060032 20035344560 21219251284 22045975360 24250572896 24963825040 26524064105 27460207544 30313216120 30864365504 31383094336 33344537732 34325259430 38580456880 39228867920 40070689120 41680672165 42438502568 48501145792 49927650080 53048128210 54920415088 58352941031 60626432240 66689075464 68650518860 77160913760 78457735840 80141378240 83361344330 84877005136 99855300160 106096256420 109840830176 116705882062 121252864480 133378150928 137301037720 154321827520 156915471680 166722688660 169754010272 212192512840 219681660352 233411764124 242505728960 266756301856 274602075440 291764705155 333445377320 339508020544 424385025680 466823528248 533512603712 549204150880 583529410310 666890754640 848770051360 933647056496 1098408301760 1167058820620 1333781509280 1697540102720 1867294112992 2334117641240 2667563018560 3734588225984 4668235282480 9336470564960 18672941129920
• Sum of all divisors σ(n): 59399724069504
• Sum of proper divisors (its aliquot sum) s(n): 40726782939584
• 18672941129920 is an abundant number, because the sum of its proper divisors (40726782939584) is greater than itself. Its abundance is 22053841809664

Bases of 18672941129920

• Binary: 100001111101110100010000001011110000011000000₂
• Hexadecimal: 0x10FBA205E0C0
• Base-36: 6MA8B0ZWG

Squares and roots of 18672941129920

• 18672941129920 squared (18672941129920²) is 348678730441458006319206400
• 18672941129920 cubed (18672941129920³) is 6510857406788589964930392455013695488000
• The square root of 18672941129920 is 4321219.8659545199
• The cube root of 18672941129920 is 26530.0199159063

Scales and comparisons

• 18,672,941,129,920 seconds is equal to 593,741 years, 39 weeks, 6 days, 19 hours, 38 minutes, 40 seconds.
• To count from 1 to 18,672,941,129,920 would take you about one million, four hundred eighty-four thousand, three hundred fifty-four 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 18672941129920 cubic inches would be around 2210.8 feet tall.

Recreational maths with 18672941129920

• 18672941129920 backwards is 02992114927681
• The number of decimal digits it has is: 14
• The sum of 18672941129920's digits is 61
• More coming soon!