18990415371312

Names of 18990415371312

• Cardinal: 18990415371312 can be written as Eighteen trillion, nine hundred ninety billion, four hundred fifteen million, three hundred seventy-one thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.8990415371312 × 10¹³

Factors of 18990415371312

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 14870

Divisors of 18990415371312

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 17 18 21 22 24 27 28 33 34 36 42 44 48 51 54 56 63 66 68 72 77 84 88 99 102 108 112 119 126 132 136 144 153 154 168 176 187 189 198 204 216 231 238 252 264 272 297 306 308 336 357 374 378 396 408 432 459 462 476 504 528 561 594 612 616 693 714 748 756 792 816 918 924 952 1008 1071 1122 1188 1224 1232 1309 1386 1428 1496 1512 1584 1683 1836 1848 1904 2079 2142 2244 2376 2448 2618 2772 2789 2856 2992 3024 3213 3366 3672 3696 3927 4158 4284 4488 4752 5049 5236 5544 5578 5712 6426 6732 7344 7854 8316 8367 8568 8976 10098 10472 11088 11156 11781 12041 12852 13464 15708 16632 16734 17136 19523 20196 20944 22312 23562 24082 25101 25704 26928 30679 31416 33264 33468 35343 36123 39046 40392 44624 47124 47413 48164 50202 51408 58569 61358 62832 66936 70686 72246 75303 78092 80784 84287 92037 94248 94826 96328 100404 108369 117138 122716 132451 133872 141372 142239 144492 150606 156184 168574 175707 184074 188496 189652 192656 200808 204697 214753 216738 234276 245432 252861 264902 276111 282744 284478 288984 301212 312368 325107 331891 337148 351414 368148 379304 397353 401616 409394 426717 429506 433476 468552 490864 505722 521543 527121 529804 552222 565488 568956 577968 602424 614091 644259 650214 663782 674296 702828 736296 758583 758608 794706 818788 828333 853434 859012 866952 927157 937104 995673 1011444 1043086 1054242 1059608 1104444 1137912 1192059 1204848 1228182 1280151 1288518 1300428 1327564 1348592 1405656 1432879 1472592 1517166 1564629 1589412 1637576 1656666 1706868 1718024 1733904 1842273 1854314 1932777 1991346 2022888 2086172 2108484 2119216 2208888 2251667 2275749 2275824 2384118 2456364 2560302 2577036 2600856 2655128 2781471 2811312 2865758 2987019 3034332 3129258 3178824 3275152 3313332 3413736 3436048 3576177 3650801 3684546 3708628 3865554 3982692 4045776 4172344 4216968 4298637 4417776 4503334 4551498 4693887 4768236 4912728 5120604 5154072 5201712 5310256 5526819 5562942 5731516 5798331 5974038 6068664 6258516 6357648 6626664 6755001 6827472 7152354 7301602 7369092 7417256 7731108 7965384 8344413 8344688 8433936 8597274 8961057 9006668 9102996 9387774 9536472 9825456 10241208 10308144 10952403 11053638 11125884 11463032 11596662 11948076 12137328 12517032 12895911 13253328 13510002 14081661 14304708 14603204 14738184 14834512 15462216 15761669 15930768 16688826 17194548 17922114 18013336 18205992 18775548 19072944 20265003 20482416 21904806 22107276 22251768 22926064 23193324 23896152 25033239 25034064 25791822 27020004 28163322 28609416 29206408 29476368 30924432 31523338 32857209 33377652 33582349 34389096 35844228 36026672 36411984 37551096 38687733 40530006 43809612 44214552 44503536 46386648 47285007 47792304 50066478 51583644 54040008 56326644 57218832 58412816 60795009 63046676 65714418 66755304 67164698 68778192 71688456 75102192 77375466 81060012 87619224 88429104 92773296 94570014 98571627 100132956 100747047 103167288 108080016 112653288 121590018 126093352 131428836 133510608 134329396 141855021 143376912 154750932 162120024 175238448 189140028 197143254 200265912 201494094 206334576 225306576 235076443 243180036 252186704 262857672 268658792 283710042 302241141 309501864 324240048 369405839 378280056 394286508 400531824 402988188 425565063 470152886 486360072 525715344 537317584 567420084 570899933 604482282 619003728 705229329 738811678 756560112 788573016 805976376 851130126 906723423 940305772 972720144 1108217517 1134840168 1141799866 1208964564 1410458658 1477623356 1577146032 1611952752 1702260252 1712699799 1813446846 1880611544 2115687987 2216435034 2269680336 2283599732 2417929128 2585840873 2820917316 2955246712 3324652551 3404520504 3425399598 3626893692 3761223088 3996299531 4231375974 4432870068 4567199464 4835858256 5138099397 5171681746 5641834632 5910493424 6279899263 6347063961 6649305102 6809041008 6850799196 7253787384 7757522619 7992599062 8462751948 8865740136 9134398928 9973957653 10276198794 10343363492 11283669264 11988898593 12559798526 12694127922 13298610204 13701598392 14507574768 15414298191 15515045238 15985198124 16925503896 17731480272 18839697789 19947915306 20552397588 20686726984 23272567857 23977797186 25119597052 25388255844 26597220408 27403196784 30828596382 31030090476 31970396248 33851007792 35966695779 37679395578 39895830612 41104795176 41373453968 43959294841 46545135714 47955594372 50239194104 50776511688 53194440816 56519093367 61657192764 62060180952 63940792496 69817703571 71933391558 75358791156 79791661224 82209590352 87918589682 93090271428 95911188744 100478388208 101553023376 107900087337 113038186734 123314385528 124120361904 131877884523 139635407142 143866783116 150717582312 159583322448 169557280101 175837179364 186180542856 191822377488 215800174674 226076373468 246628771056 263755769046 279270814284 287733566232 301435164624 339114560202 351674358728 372361085712 395633653569 431600349348 452152746936 527511538092 558541628568 575467132464 678229120404 703348717456 791267307138 863200698696 904305493872 1055023076184 1117083257136 1186900960707 1356458240808 1582534614276 1726401397392 2110046152368 2373801921414 2712916481616 3165069228552 4747603842828 6330138457104 9495207685656 18990415371312
• Sum of all divisors σ(n): 71989349529600
• Sum of proper divisors (its aliquot sum) s(n): 52998934158288
• 18990415371312 is an abundant number, because the sum of its proper divisors (52998934158288) is greater than itself. Its abundance is 34008518786976

Bases of 18990415371312

• Binary: 100010100010110001100111101100101110000110000₂
• Hexadecimal: 0x11458CF65C30
• Base-36: 6QC2QZSC0

Squares and roots of 18990415371312

• 18990415371312 squared (18990415371312²) is 360635875974963086832601344
• 18990415371312 cubed (18990415371312³) is 6848625082561507008647628750104630243328
• The square root of 18990415371312 is 4357799.3725402275
• The cube root of 18990415371312 is 26679.5287783111

Scales and comparisons

• 18,990,415,371,312 seconds is equal to 603,836 years, 24 weeks, 2 days, 4 hours, 55 minutes, 12 seconds.
• To count from 1 to 18,990,415,371,312 would take you about one million, five hundred nine thousand, five hundred ninety-one 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 18990415371312 cubic inches would be around 2223.3 feet tall.

Recreational maths with 18990415371312

• 18990415371312 backwards is 21317351409981
• 18990415371312 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18990415371312's digits is 54
• More coming soon!