18135768901981120

Names of 18135768901981120

• Cardinal: 18135768901981120 can be written as Eighteen quadrillion, one hundred thirty-five trillion, seven hundred sixty-eight billion, nine hundred one million, nine hundred eighty-one thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.813576890198112 × 10¹⁶

Factors of 18135768901981120

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 536193

Divisors of 18135768901981120

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 37 40 52 64 65 74 80 104 130 148 160 185 208 260 296 320 370 416 481 520 592 740 832 962 1040 1184 1369 1480 1924 2080 2368 2405 2738 2960 3848 4160 4810 5476 5920 6007 6845 7696 9620 10952 11840 12014 13690 15392 17797 19240 21904 24028 27380 30035 30784 35594 38480 43808 48056 54760 60070 71188 76960 78091 87616 88985 96112 109520 120140 142376 153920 156182 177970 192224 219040 222259 240280 284752 312364 355940 384448 390455 438080 444518 480560 530129 569504 624728 711880 780910 889036 961120 1060258 1111295 1139008 1249456 1423760 1561820 1778072 1922240 2120516 2222590 2498912 2650645 2847520 2889367 3123640 3556144 4241032 4445180 4997824 5301290 5695040 5778734 6247280 6891677 7112288 8223583 8482064 8890360 10602580 11557468 12494560 13783354 14224576 14446835 16447166 16964128 17780720 19614773 21205160 23114936 24989120 27566708 28893670 32894332 33928256 34458385 35561440 39229546 41117915 42410320 46229872 55133416 57787340 65788664 68916770 71122880 78459092 82235830 84820640 92459744 98073865 106906579 110266832 115574680 131577328 137833540 156918184 164471660 169641280 184919488 196147730 213813158 220533664 231149360 254992049 263154656 275667080 313836368 328943320 392295460 427626316 441067328 462298720 509984098 526309312 534532895 551334160 627672736 657886640 725746601 784590920 855252632 924597440 1019968196 1069065790 1102668320 1255345472 1274960245 1315773280 1451493202 1569181840 1710505264 2039936392 2138131580 2205336640 2549920490 2631546560 2902986404 3138363680 3184484903 3421010528 3628733005 4079872784 4276263160 5099840980 5805972808 6276727360 6368969806 6842021056 7257466010 8159745568 8552526320 9434705813 10199681960 11611945616 12737939612 14514932020 15922424515 16319491136 17105052640 18869411626 20399363920 23223891232 25475879224 29029864040 31844849030 34210105280 37738823252 40798727840 41398303739 46447782464 47173529065 50951758448 58059728080 63689698060 75477646504 81597455680 82796607478 94347058130 101903516896 116119456160 117825941411 127379396120 150955293008 165593214956 188694116260 203807033792 206991518695 232238912320 235651882822 254758792240 301910586016 331186429912 377388232520 413983037390 471303765644 509517584480 589129707055 603821172032 662372859824 754776465040 827966074780 942607531288 1019035168960 1178259414110 1324745719648 1509552930080 1531737238343 1655932149560 1885215062576 2356518828220 2649491439296 3019105860160 3063474476686 3311864299120 3770430125152 4359559832207 4713037656440 6126948953372 6623728598240 7540860250304 7658686191715 8719119664414 9426075312880 12253897906744 13247457196480 15317372383430 17438239328828 18852150625760 21797799161035 24507795813488 30634744766860 34876478657656 37704301251520 43595598322070 49015591626976 56674277818691 61269489533720 69752957315312 87191196644140 98031183253952 113348555637382 122538979067440 139505914630624 174382393288280 226697111274764 245077958134880 279011829261248 283371389093455 348764786576560 453394222549528 490155916269760 566742778186910 697529573153120 906788445099056 1133485556373820 1395059146306240 1813576890198112 2266971112747640 3627153780396224 4533942225495280 9067884450990560 18135768901981120
• Sum of all divisors σ(n): 47806770867791040
• Sum of proper divisors (its aliquot sum) s(n): 29671001965809920
• 18135768901981120 is an abundant number, because the sum of its proper divisors (29671001965809920) is greater than itself. Its abundance is 11535233063828800

Bases of 18135768901981120

• Binary: 1000000011011100110001010111111001000011001001111000000₂
• Hexadecimal: 0x406E62BF2193C0
• Base-36: 4YKLD7SK98G

Squares and roots of 18135768901981120

• 18135768901981120 squared (18135768901981120²) is 328906113666065478970260836454400
• 18135768901981120 cubed (18135768901981120³) is 5964965267896497778778576144355256936476540928000
• The square root of 18135768901981120 is 134669108.9373547463
• The cube root of 18135768901981120 is 262731.4066562423

Scales and comparisons

• 18,135,768,901,981,120 seconds is equal to 576,661,353 years, 24 weeks, 1 day, 19 hours, 38 minutes, 40 seconds.
• To count from 1 to 18,135,768,901,981,120 would take you about one billion, seven hundred twenty-nine million, nine hundred eighty-four thousand and sixty 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 18135768901981120 cubic inches would be around 21894.3 feet tall.

Recreational maths with 18135768901981120

• 18135768901981120 backwards is 02118910986753181
• The number of decimal digits it has is: 17
• The sum of 18135768901981120's digits is 70
• More coming soon!