18542419987968

Names of 18542419987968

• Cardinal: 18542419987968 can be written as Eighteen trillion, five hundred forty-two billion, four hundred nineteen million, nine hundred eighty-seven thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8542419987968 × 10¹³

Factors of 18542419987968

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 414

Divisors of 18542419987968

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 32 36 38 41 48 57 64 72 76 82 96 114 123 128 144 152 164 171 192 228 246 256 288 304 328 342 349 361 369 384 456 492 512 576 608 656 684 698 722 738 768 779 912 984 1047 1083 1152 1216 1312 1368 1396 1444 1476 1536 1558 1681 1824 1968 2094 2166 2304 2337 2432 2624 2736 2792 2888 2952 3116 3141 3249 3362 3648 3936 4188 4332 4608 4674 4864 5043 5248 5472 5584 5776 5904 6232 6282 6498 6631 6724 6859 7011 7296 7872 8376 8664 9348 9728 10086 10496 10944 11168 11552 11808 12464 12564 12996 13262 13448 13718 14022 14309 14592 14801 15129 15744 16752 17328 18696 19893 20172 20577 20992 21888 22336 23104 23616 24928 25128 25992 26524 26896 27436 28044 28618 29184 29602 30258 31488 31939 33504 34656 37392 39786 40344 41154 42927 43776 44403 44672 46208 47232 49856 50256 51984 53048 53792 54872 56088 57236 59204 59679 60516 61731 62976 63878 67008 69312 74784 79572 80688 82308 85854 87552 88806 89344 92416 94464 95817 99712 100512 103968 106096 107584 109744 112176 114472 118408 119358 121032 123462 125989 127756 128781 133209 134016 138624 149568 159144 161376 164616 171708 177612 178688 184832 188928 191634 199424 201024 207936 212192 215168 219488 224352 228944 236816 238716 242064 246924 251978 255512 257562 266418 268032 271871 277248 281219 287451 299136 318288 322752 329232 343416 355224 377967 383268 398848 402048 415872 424384 430336 438976 448704 457888 473632 477432 484128 493848 503956 511024 515124 532836 536064 543742 554496 562438 574902 586669 598272 606841 636576 645504 658464 686832 710448 755934 766536 804096 815613 831744 843657 848768 860672 877952 897408 915776 947264 954864 968256 987696 1007912 1022048 1030248 1065672 1087484 1124876 1133901 1149804 1173338 1196544 1213682 1273152 1291008 1316928 1373664 1420896 1511868 1533072 1608192 1631226 1663488 1687314 1697536 1755904 1760007 1794816 1820523 1831552 1894528 1909728 1936512 1975392 2015824 2044096 2060496 2131344 2174968 2249752 2267802 2299608 2346676 2393791 2427364 2446839 2530971 2546304 2582016 2633856 2747328 2841792 3023736 3066144 3262452 3374628 3395072 3511808 3520014 3589632 3641046 3663104 3789056 3819456 3873024 3950784 4031648 4088192 4120992 4262688 4349936 4499504 4535604 4599216 4693352 4787582 4854728 4893678 5061942 5092608 5165549 5267712 5280021 5461569 5494656 5683584 6047472 6132288 6524904 6749256 7040028 7181373 7282092 7326208 7578112 7638912 7746048 7901568 8063296 8176384 8241984 8525376 8699872 8999008 9071208 9198432 9386704 9575164 9709456 9787356 10123884 10185216 10331098 10535424 10560042 10923138 10989312 11146711 11367168 11529979 12094944 12264576 13049808 13498512 14080056 14362746 14564184 15277824 15496647 15803136 16126592 16352768 16483968 17050752 17399744 17998016 18142416 18396864 18773408 19150328 19418912 19574712 20247768 20662196 21120084 21544119 21846276 21978624 22293422 22734336 23059958 24189888 24529152 26099616 26997024 28160112 28725492 29128368 30555648 30993294 31606272 32253184 32967936 33440133 34101504 34589937 34799488 35996032 36284832 36793728 37546816 38300656 38837824 39149424 40495536 41324392 42240168 43088238 43692552 44586844 46119916 46489941 48379776 49058304 52199232 53994048 56320224 57450984 58256736 61986588 64506368 65935872 66880266 68203008 69179874 69598976 71992064 72569664 73587456 75093632 76601312 77675648 78298848 80991072 82648784 84480336 86176476 87385104 89173688 92239832 92979882 96759552 98145431 100320399 103769811 104398464 107988096 112640448 114901968 116513472 123973176 133760532 138359748 139197952 143984128 145139328 147174912 150187264 153202624 155351296 156597696 161982144 165297568 168960672 172352952 174770208 178347376 184479664 185959764 193519104 196290862 200640798 207539622 208796928 211787509 215976192 225280896 229803936 233026944 247946352 267521064 276719496 290278656 294436293 300374528 306405248 310702592 313195392 323964288 330595136 337921344 344705904 349540416 356694752 368959328 371919528 392581724 401281596 415079244 417593856 423575018 431952384 450561792 459607872 466053888 495892704 535042128 553438992 580557312 588872586 612810496 626390784 635362527 647928576 661190272 675842688 689411808 699080832 713389504 737918656 743839056 785163448 802563192 830158488 847150036 883308879 901123584 919215744 932107776 991785408 1070084256 1106877984 1177745172 1225620992 1252781568 1270725054 1295857152 1322380544 1351685376 1378823616 1398161664 1426779008 1475837312 1487678112 1570326896 1605126384 1660316976 1694300072 1766617758 1838431488 1906087581 1983570816 2140168512 2213755968 2355490344 2541450108 2644761088 2703370752 2757647232 2796323328 2853558016 2951674624 2975356224 3140653792 3210252768 3320633952 3388600144 3533235516 3676862976 3812175162 3967141632 4023962671 4280337024 4427511936 4710980688 5082900216 5515294464 5707116032 5903349248 5950712448 6281307584 6420505536 6641267904 6777200288 7066471032 7624350324 7934283264 8047925342 8560674048 8855023872 9421961376 10165800432 11030588928 11901424896 12071888013 12562615168 12841011072 13282535808 13554400576 14132942064 15248700648 16095850684 17121348096 17710047744 18843922752 20331600864 23802849792 24143776026 25125230336 25682022144 26565071616 27108801152 28265884128 30497401296 32191701368 36215664039 37687845504 40663201728 48287552052 50250460672 51364044288 53130143232 54217602304 56531768256 60994802592 64383402736 72431328078 75375691008 81326403456 96575104104 108435204608 113063536512 121989605184 128766805472 144862656156 150751382016 162652806912 193150208208 226127073024 243979210368 257533610944 289725312312 325305613824 386300416416 452254146048 487958420736 515067221888 579450624624 772600832832 975916841472 1030134443776 1158901249248 1545201665664 2060268887552 2317802498496 3090403331328 4635604996992 6180806662656 9271209993984 18542419987968
• Sum of all divisors σ(n): 58064524518000
• Sum of proper divisors (its aliquot sum) s(n): 39522104530032
• 18542419987968 is an abundant number, because the sum of its proper divisors (39522104530032) is greater than itself. Its abundance is 20979684542064

Bases of 18542419987968

• Binary: 100001101110100111110010110110100111000000000₂
• Hexadecimal: 0x10DD3E5B4E00
• Base-36: 6KM9Q3Y80

Squares and roots of 18542419987968

• 18542419987968 squared (18542419987968²) is 343821339010195205264769024
• 18542419987968 cubed (18542419987968³) is 6375279668752565427034889736252379103232
• The square root of 18542419987968 is 4306091.0334046585
• The cube root of 18542419987968 is 26468.0616713081

Scales and comparisons

• 18,542,419,987,968 seconds is equal to 589,591 years, 31 weeks, 1 day, 10 hours, 52 minutes, 48 seconds.
• To count from 1 to 18,542,419,987,968 would take you about one million, four hundred seventy-three thousand, nine hundred seventy-nine 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 18542419987968 cubic inches would be around 2205.7 feet tall.

Recreational maths with 18542419987968

• 18542419987968 backwards is 86978991424581
• The number of decimal digits it has is: 14
• The sum of 18542419987968's digits is 81
• More coming soon!