18948994627680

Names of 18948994627680

• Cardinal: 18948994627680 can be written as Eighteen trillion, nine hundred forty-eight billion, nine hundred ninety-four million, six hundred twenty-seven thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.894899462768 × 10¹³

Factors of 18948994627680

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 853

Divisors of 18948994627680

• Number of divisors d(n): 1008
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 19 20 24 26 27 30 32 36 38 39 40 45 48 52 54 57 60 65 72 76 78 80 81 90 95 96 104 108 114 117 120 130 135 144 152 156 160 162 171 180 190 195 208 216 228 234 240 243 247 260 270 285 288 304 312 324 342 351 360 380 390 405 416 432 456 468 480 486 494 513 520 540 570 585 608 624 648 684 702 720 729 741 760 780 810 811 855 864 912 936 972 988 1026 1040 1053 1080 1140 1170 1215 1235 1248 1296 1368 1404 1440 1458 1482 1520 1539 1560 1620 1622 1710 1755 1824 1872 1944 1976 2052 2080 2106 2160 2223 2280 2340 2430 2433 2470 2565 2592 2736 2808 2916 2964 3040 3078 3120 3159 3240 3244 3420 3510 3645 3705 3744 3888 3952 4055 4104 4212 4320 4446 4560 4617 4680 4860 4866 4940 5130 5265 5472 5616 5832 5928 6156 6240 6318 6480 6488 6669 6840 7020 7290 7299 7410 7695 7776 7904 8110 8208 8424 8892 9120 9234 9360 9477 9720 9732 9880 10260 10530 10543 11115 11232 11664 11856 12165 12312 12636 12960 12976 13338 13680 13851 14040 14580 14598 14820 15390 15409 15795 16220 16416 16848 17784 18468 18720 18954 19440 19464 19760 20007 20520 21060 21086 21897 22230 23085 23328 23712 24330 24624 25272 25952 26676 27360 27702 28080 29160 29196 29640 30780 30818 31590 31629 32440 33345 33696 35568 36495 36936 37908 38880 38928 39520 40014 41040 42120 42172 43794 44460 46170 46227 47385 48660 49248 50544 52715 53352 55404 56160 58320 58392 59280 60021 61560 61636 63180 63258 64880 65691 66690 69255 71136 72990 73872 75816 77045 77856 80028 82080 84240 84344 87588 88920 92340 92454 94770 94887 97320 100035 101088 105430 106704 109485 110808 116640 116784 118560 120042 123120 123272 126360 126516 129760 131382 133380 138510 138681 145980 147744 151632 154090 158145 160056 168480 168688 175176 177840 180063 184680 184908 189540 189774 194640 197073 200070 200317 210860 213408 218970 221616 231135 233568 240084 246240 246544 252720 253032 262764 266760 277020 277362 284661 291960 300105 303264 308180 316290 320112 328455 337376 350352 355680 360126 369360 369816 379080 379548 389280 394146 400140 400634 416043 421720 437940 443232 462270 474435 480168 493088 505440 506064 525528 533520 554040 554724 569322 583920 591219 600210 600951 616360 632580 640224 656910 657721 693405 700704 720252 738720 739632 758160 759096 788292 800280 801268 832086 843440 853983 875880 900315 924540 948870 960336 985365 1001585 1012128 1051056 1067040 1108080 1109448 1138644 1167840 1182438 1200420 1201902 1232720 1248129 1265160 1313820 1315442 1386810 1423305 1440504 1479264 1516320 1518192 1576584 1600560 1602536 1664172 1686880 1707966 1751760 1800630 1802853 1849080 1897740 1920672 1970730 1973163 2003170 2080215 2102112 2216160 2218896 2277288 2364876 2400840 2403804 2465440 2496258 2530320 2561949 2627640 2630884 2773620 2846610 2881008 2956095 3004755 3036384 3153168 3201120 3205072 3288605 3328344 3415932 3503520 3601260 3605706 3698160 3744387 3795480 3941460 3946326 4006340 4160430 4269915 4437792 4554576 4729752 4801680 4807608 4992516 5060640 5123898 5255280 5261768 5408559 5547240 5693220 5762016 5912190 5919489 6009510 6240645 6306336 6410144 6577210 6656688 6831864 7202520 7211412 7396320 7488774 7590960 7685847 7882920 7892652 8012680 8320860 8539830 8550373 9014265 9109152 9459504 9603360 9615216 9865815 9985032 10247796 10510560 10523536 10817118 11094480 11233161 11386440 11824380 11838978 12019020 12481290 12496699 12809745 13154420 13313376 13663728 14405040 14422824 14977548 15181920 15371694 15765840 15785304 16025360 16225677 16641720 17079660 17100746 17758467 18028530 18721935 18919008 19230432 19731630 19970064 20495592 21047072 21634236 22188960 22466322 22772880 23648760 23677956 24038040 24962580 24993398 25619490 25651119 26308840 27042795 27327456 28810080 28845648 29597445 29955096 30743388 31531680 31570608 32050720 32451354 33283440 34159320 34201492 35516934 36057060 37443870 37490097 38429235 39463260 39940128 40991184 42751865 43268472 44932644 45545760 47297520 47355912 48076080 48677031 49925160 49986796 51238980 51302238 52617680 53275401 54085590 56165805 57691296 59194890 59910192 61486776 62483495 63141216 64902708 66566880 68318640 68402984 71033868 72114120 74887740 74980194 76858470 76953357 78926520 81128385 81982368 85503730 86536944 88792335 89865288 94595040 94711824 96152160 97354062 99850320 99973592 102477960 102604476 105235360 106550802 108171180 112331610 112470291 118389780 119820384 122973552 124966990 128255595 129805416 136637280 136805968 142067736 144228240 146031093 149775480 149960388 153716940 153906714 157853040 159826203 162256770 162457087 171007460 173073888 177584670 179730576 187450485 189423648 194708124 199700640 199947184 204955920 205208952 213101604 216342360 224663220 224940582 230860071 236779560 243385155 245947104 249933980 256511190 259610832 266377005 273611936 284135472 288456480 292062186 299550960 299920776 307433880 307813428 315706080 319652406 324513540 324914174 337410873 342014920 355169340 359461152 374900970 384766785 389416248 399894368 409911840 410417904 426203208 432684720 449326440 449881164 461720142 473559120 479478609 486770310 487371261 499867960 513022380 519221664 532754010 562351455 568270944 584124372 599101920 599841552 614867760 615626856 639304812 649027080 649828348 674821746 684029840 692580213 710338680 730155465 749801940 769533570 778832496 799131015 812285435 820835808 852406416 865369440 898652880 899762328 923440284 947118240 958957218 973540620 974742522 999735920 1012232619 1026044760 1065508020 1124702910 1154300355 1168248744 1199683104 1229735520 1231253712 1278609624 1298054160 1299656696 1349643492 1368059680 1385160426 1420677360 1460310930 1462113783 1499603880 1539067140 1557664992 1598262030 1624570870 1687054365 1704812832 1797305760 1799524656 1846880568 1917914436 1947081240 1949485044 1999471840 2024465238 2052089520 2077740639 2131016040 2249405820 2308600710 2336497488 2397393045 2436856305 2462507424 2557219248 2596108320 2599313392 2699286984 2770320852 2841354720 2920621860 2924227566 2999207760 3036697857 3078134280 3196524060 3249141740 3374108730 3462901065 3599049312 3693761136 3835828872 3894162480 3898970088 4048930476 4104179040 4155481278 4262032080 4386341349 4498811640 4617201420 4672994976 4794786090 4873712610 5061163095 5114438496 5198626784 5398573968 5540641704 5841243720 5848455132 5998415520 6073395714 6156268560 6233221917 6393048120 6498283480 6748217460 6925802130 7310568915 7387522272 7671657744 7788324960 7797940176 8097860952 8310962556 8524064160 8772682698 8997623280 9110093571 9234402840 9589572180 9747425220 10122326190 10388703195 10797147936 11081283408 11682487440 11696910264 12146791428 12312537120 12466443834 12786096240 12996566960 13159024047 13496434920 13851604260 14621137830 15183489285 15343315488 15595880352 16195721904 16621925112 17545365396 17995246560 18220187142 18468805680 19179144360 19494850440 20244652380 20777406390 21931706745 22162566816 23364974880 23393820528 24293582856 24932887668 25572192480 25993133920 26318048094 26992869840 27703208520 29242275660 30366978570 31166109585 32391443808 33243850224 35090730792 36440374284 36937611360 38358288720 38989700880 39477072141 40489304760 41554812780 43863413490 45550467855 46787641056 48587165712 49865775336 52636096188 53985739680 55406417040 58484551320 60733957140 62332219170 65795120235 66487700448 70181461584 72880748568 76716577440 77979401760 78954144282 80978609520 83109625560 87726826980 91100935710 97174331424 99731550672 105272192376 110812834080 116969102640 118431216423 121467914280 124664438340 131590240470 140362923168 145761497136 157908288564 161957219040 166219251120 175453653960 182201871420 197385360705 199463101344 210544384752 233938205280 236862432846 242935828560 249328876680 263180480940 291522994272 315816577128 332438502240 350907307920 364403742840 394770721410 421088769504 473724865692 485871657120 498657753360 526360961880 592156082115 631633154256 701814615840 728807485680 789541442820 947449731384 997315506720 1052721923760 1184312164230 1263266308512 1457614971360 1579082885640 1894899462768 2105443847520 2368624328460 3158165771280 3789798925536 4737248656920 6316331542560 9474497313840 18948994627680
• Sum of all divisors σ(n): 76181152062960
• Sum of proper divisors (its aliquot sum) s(n): 57232157435280
• 18948994627680 is an abundant number, because the sum of its proper divisors (57232157435280) is greater than itself. Its abundance is 38283162807600

Bases of 18948994627680

• Binary: 100010011101111101000000101111111100001100000₂
• Hexadecimal: 0x113BE817F860
• Base-36: 6PT1Q5I00

Squares and roots of 18948994627680

• 18948994627680 squared (18948994627680²) is 359064397399845501822182400
• 18948994627680 cubed (18948994627680³) is 6803909337320828974890547948253048832000
• The square root of 18948994627680 is 4353044.2942474179
• The cube root of 18948994627680 is 26660.1174011515

Scales and comparisons

• 18,948,994,627,680 seconds is equal to 602,519 years, 21 weeks, 4 days, 10 hours, 48 minutes.
• To count from 1 to 18,948,994,627,680 would take you about one million, five hundred six thousand, two hundred ninety-eight 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 18948994627680 cubic inches would be around 2221.7 feet tall.

Recreational maths with 18948994627680

• 18948994627680 backwards is 08672649984981
• 18948994627680 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18948994627680's digits is 81
• More coming soon!