18219161184120

Names of 18219161184120

• Cardinal: 18219161184120 can be written as Eighteen trillion, two hundred nineteen billion, one hundred sixty-one million, one hundred eighty-four thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.821916118412 × 10¹³

Factors of 18219161184120

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 223

Divisors of 18219161184120

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 27 30 36 39 40 45 52 54 60 65 72 78 90 97 103 104 108 117 120 130 135 156 169 180 194 195 206 216 234 260 270 291 309 312 338 351 360 388 390 412 468 485 507 515 520 540 582 585 618 676 702 776 780 824 845 873 927 936 970 1014 1030 1080 1164 1170 1236 1261 1339 1352 1404 1455 1521 1545 1560 1690 1746 1755 1854 1940 2028 2060 2328 2340 2472 2522 2535 2619 2678 2781 2808 2910 3042 3090 3380 3492 3510 3708 3783 3880 4017 4056 4120 4365 4563 4635 4680 5044 5070 5238 5356 5562 5820 6084 6180 6305 6695 6760 6984 7020 7416 7566 7605 8034 8730 9126 9270 9409 9991 10088 10140 10476 10609 10712 11124 11349 11640 12051 12168 12360 12610 13095 13390 13905 14040 15132 15210 16068 16393 17407 17460 18252 18540 18818 18915 19982 20085 20280 20952 21218 22248 22698 22815 24102 25220 26190 26780 27810 28227 29973 30264 30420 31827 32136 32786 34047 34814 34920 36153 36504 37080 37636 37830 39964 40170 42436 45396 45630 47045 48204 49179 49955 50440 52221 52380 53045 53560 55620 56454 56745 59946 60255 60840 63654 65572 68094 69628 72306 75272 75660 79928 80340 81965 84681 84872 87035 89919 90792 91260 94090 95481 96408 98358 99910 104442 104760 106090 111240 112908 113490 119892 120510 122317 127308 129883 131144 136188 137917 139256 141135 144612 147537 149865 151320 156663 159135 160680 163930 169362 170235 174070 179838 180765 182520 188180 190962 196716 199820 208884 212180 225816 226980 239784 241020 244634 245895 254043 254616 259766 261105 269757 272376 275834 282270 286443 289224 295074 299730 313326 318270 327860 338724 340470 348140 359676 361530 366951 376360 381924 389649 393432 399640 413751 417768 423405 424360 442611 449595 453960 469989 477405 482040 489268 491790 508086 519532 522210 539514 551668 564540 572886 590148 599460 611585 626652 636540 649415 655720 677448 680940 689585 696280 719352 723060 733902 737685 763848 779298 783315 827502 846810 885222 899190 939978 954810 969127 978536 983580 1016172 1029073 1039064 1044420 1079028 1100853 1103336 1129080 1145772 1168947 1180296 1198920 1223170 1241253 1253304 1270215 1273080 1298830 1348785 1361880 1379170 1432215 1446120 1467804 1475370 1558596 1566630 1590121 1655004 1688479 1693620 1770444 1792921 1798380 1834755 1879956 1909620 1938254 1948245 1967160 2032344 2058146 2068755 2088840 2158056 2201706 2213055 2291544 2337894 2349945 2446340 2482506 2540430 2597660 2697570 2758340 2864430 2907381 2935608 2950740 3087219 3117192 3133260 3180242 3302559 3310008 3376958 3387240 3506841 3540888 3585842 3596760 3669510 3723759 3759912 3819240 3876508 3896490 4116292 4137510 4403412 4426110 4675788 4699890 4770363 4845635 4892680 4965012 5065437 5080860 5145365 5195320 5378763 5395140 5504265 5516680 5728860 5814762 5844735 5901480 6174438 6206265 6266520 6360484 6605118 6753916 7013682 7171684 7339020 7447518 7753016 7792980 7950605 8232584 8275020 8442395 8722143 8806824 8852220 8964605 9261657 9351576 9399780 9540726 9691270 9930024 10130874 10161720 10290730 10757526 10790280 11008530 11457720 11629524 11689470 12348876 12412530 12598651 12720968 13210236 13377949 13507832 14027364 14311089 14343368 14536905 14678040 14895036 15196311 15436095 15585960 15901210 16136289 16512795 16550040 16884790 17444286 17534205 17704440 17929210 18523314 18618795 18799560 19081452 19382540 20261748 20581460 21515052 22017060 23259048 23378940 23851815 24697752 24825060 25197302 25327185 26166429 26420472 26755898 26893815 27784971 28054728 28622178 29073810 29790072 30392622 30872190 31802420 32272578 33025590 33769580 34888572 35068410 35858420 37046628 37237590 37795953 38162904 38765080 40133847 40523496 41162920 42933267 43030104 43610715 44034120 45588933 46308285 46757880 47703630 48408867 49650120 50394604 50654370 52332858 53511796 53787630 55569942 57244356 58147620 60785244 61744380 62993255 63604840 64545156 66051180 66889745 67539160 69777144 70136820 71555445 71716840 74093256 74475180 75591906 75981555 80267694 80681445 85866534 87221430 91177866 92616570 95407260 96817734 99820081 100789208 101308740 104665716 107023592 107575260 111139884 113387859 114488712 116295240 120401541 121570488 123488760 125986510 129090312 130832145 132102360 133779490 138924855 140273640 143110890 148950360 151183812 151963110 160535388 161362890 163782463 171733068 173913337 174442860 182355732 185233140 188979765 190814520 193635468 199640162 200669235 202617480 209331432 214666335 215150520 222279768 226775718 227944665 240803082 242044335 251973020 261664290 267558980 277849710 286221780 299460243 302367624 303926220 321070776 322725780 327564926 340163577 343466136 347826674 348885720 361204623 364711464 370466280 377959530 387270936 399280324 401338470 429332670 453551436 455889330 481606164 484088670 491347389 499100405 503946040 521740011 523328580 535117960 555699420 566939295 572443560 598920486 602007705 607852440 645451560 655129852 680327154 695653348 722409246 755919060 798560648 802676940 818912315 858665340 869566685 898380729 907102872 911778660 963212328 968177340 982694778 998200810 1043480022 1046657160 1111398840 1133878590 1197840972 1204015410 1297661053 1310259704 1360654308 1391306696 1444818492 1474042167 1497301215 1511838120 1565220033 1605353880 1637824630 1700817885 1717330680 1739133370 1796761458 1806023115 1823557320 1936354680 1965389556 1996401620 2086960044 2267757180 2395681944 2408030820 2456736945 2595322106 2608700055 2695142187 2721308616 2889636984 2948084334 2994602430 3130440066 3275649260 3401635770 3478266740 3593522916 3612046230 3892983159 3930779112 3992803240 4173920088 4422126501 4491903645 4535514360 4695660099 4816061640 4913473890 5190644212 5217400110 5390284374 5896168668 5989204860 6260880132 6488305265 6551298520 6803271540 6956533480 7187045832 7224092460 7370210835 7785966318 7826100165 8844253002 8983807290 9391320198 9826947780 10381288424 10434800220 10780568748 11678949477 11792337336 11978409720 12521760264 12976610530 13475710935 13606543080 14448184920 14740421670 15571932636 15652200330 16869593689 17688506004 17967614580 18782640396 19464915795 19653895560 20869600440 21561137496 22110632505 23357898954 23478300495 25953221060 26951421870 29480843340 31143865272 31304400660 33739187378 35036848431 35377012008 35935229160 37565280792 38929831590 44221265010 46715797908 46956600990 50608781067 51906442120 53902843740 58394747385 58961686680 62608801320 67478374756 70073696862 77859663180 84347968445 88442530020 93431595816 93913201980 101217562134 107805687480 116789494770 134956749512 140147393724 151826343201 155719326360 168695936890 175184242155 176885060040 187826403960 202435124268 233578989540 253043905335 280294787448 303652686402 337391873780 350368484310 404870248536 455479029603 467157979080 506087810670 607305372804 674783747560 700736968620 759131716005 910958059206 1012175621340 1214610745608 1401473937240 1518263432010 1821916118412 2024351242680 2277395148015 3036526864020 3643832236824 4554790296030 6073053728040 9109580592060 18219161184120
• Sum of all divisors σ(n): 67097785870800
• Sum of proper divisors (its aliquot sum) s(n): 48878624686680
• 18219161184120 is an abundant number, because the sum of its proper divisors (48878624686680) is greater than itself. Its abundance is 30659463502560

Bases of 18219161184120

• Binary: 100001001000111111010101000010110011101111000₂
• Hexadecimal: 0x1091FAA16778
• Base-36: 6GHRM5WU0

Squares and roots of 18219161184120

• 18219161184120 squared (18219161184120²) is 331937834252944880540174400
• 18219161184120 cubed (18219161184120³) is 6047628905362111545339415766735310528000
• The square root of 18219161184120 is 4268390.9361866093
• The cube root of 18219161184120 is 26313.3490060959

Scales and comparisons

• 18,219,161,184,120 seconds is equal to 579,312 years, 50 weeks, 3 days, 2 hours, 42 minutes.
• To count from 1 to 18,219,161,184,120 would take you about one million, four hundred forty-eight thousand, two hundred eighty-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 18219161184120 cubic inches would be around 2192.8 feet tall.

Recreational maths with 18219161184120

• 18219161184120 backwards is 02148116191281
• 18219161184120 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18219161184120's digits is 45
• More coming soon!