18545374384992

Names of 18545374384992

• Cardinal: 18545374384992 can be written as Eighteen trillion, five hundred forty-five billion, three hundred seventy-four million, three hundred eighty-four thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 1.8545374384992 × 10¹³

Factors of 18545374384992

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 595236

Divisors of 18545374384992

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 28 29 32 36 39 41 42 48 52 56 58 63 72 78 82 84 87 91 96 104 112 116 117 123 126 144 156 164 168 174 182 203 208 224 232 234 246 252 261 273 287 288 312 328 336 348 364 369 377 406 416 464 468 492 504 522 533 546 574 609 624 656 672 696 728 738 754 812 819 861 928 936 984 1008 1044 1066 1092 1131 1148 1189 1218 1248 1312 1392 1456 1476 1508 1599 1624 1638 1722 1827 1872 1968 2016 2088 2132 2184 2262 2296 2378 2436 2583 2639 2784 2912 2952 3016 3198 3248 3276 3393 3444 3567 3654 3731 3744 3936 4176 4264 4368 4524 4592 4756 4797 4872 5166 5278 5904 6032 6396 6496 6552 6786 6888 7134 7308 7462 7917 8323 8352 8528 8736 9048 9184 9512 9594 9744 10332 10556 10701 11193 11808 12064 12792 13104 13572 13776 14268 14616 14924 15457 15834 16646 17056 18096 19024 19188 19488 20664 21112 21402 22386 23751 24969 25584 26208 27144 27552 28536 29232 29848 30914 31668 33292 33579 36192 38048 38376 41328 42224 42804 44772 46371 47502 49938 51168 54288 57072 58464 59696 61828 63336 66584 67158 74907 76752 82656 84448 85608 89544 92742 95004 99876 108199 108576 114144 119392 123656 126672 133168 134316 139113 149814 153504 171216 179088 185484 190008 199752 216398 247312 253344 266336 268632 278226 299628 324597 342432 358176 370968 380016 399504 432796 494624 537264 556452 595141 599256 649194 741936 760032 799008 865592 973791 1074528 1112904 1190282 1198512 1298388 1483872 1731184 1785423 1947582 2225808 2380564 2397024 2596776 3462368 3570846 3895164 4165987 4451616 4761128 5193552 5356269 7141692 7736833 7790328 8331974 9522256 10387104 10712538 12497961 14283384 15473666 15580656 16663948 17259089 19044512 21425076 23210499 24400781 24995922 28566768 30947332 31161312 33327896 34518178 37493883 42850152 46420998 48801562 49991844 51777267 54157831 57133536 61894664 66655792 69036356 69631497 73202343 74987766 85700304 92841996 97603124 99983688 103554534 108315662 120813623 123789328 133311584 138072712 139262994 146404686 149975532 155331801 162473493 170805467 171400608 185683992 195206248 199967376 207109068 216631324 219607029 224368157 241627246 247578656 276145424 278525988 292809372 299951064 310663602 317210153 324946986 341610934 362440869 371367984 390412496 399934752 414218136 433262648 439214058 448736314 483254492 487420479 512416401 552290848 557051976 585618744 599902128 621327204 634420306 649893972 673104471 683221868 707622649 724881738 742735968 780824992 828436272 866525296 878428116 897472628 951630459 966508984 974840958 1024832802 1087322607 1114103952 1171237488 1199804256 1242654408 1268840612 1299787944 1346208942 1366443736 1415245298 1449763476 1537249203 1570577099 1656872544 1733050592 1756856232 1794945256 1903260918 1933017968 1949681916 2019313413 2049665604 2122867947 2174645214 2220471071 2228207904 2342474976 2485308816 2537681224 2599575888 2692417884 2732887472 2830490596 2854891377 2899526952 3074498406 3141154198 3513712464 3589890512 3806521836 3866035936 3899363832 4038626826 4099331208 4245735894 4349290428 4440942142 4711731297 4953358543 4970617632 5075362448 5199151776 5384835768 5465774944 5660981192 5709782754 5799053904 6148996812 6282308396 6368603841 6661413213 7027424928 7179781024 7613043672 7798727664 8077253652 8198662416 8491471788 8698580856 8881884284 9199094437 9423462594 9906717086 10150724896 10769671536 11321962384 11419565508 11598107808 12297993624 12564616792 12737207682 13322826426 14135193891 14860075629 15226087344 15597455328 16154507304 16397324832 16982943576 17397161712 17763768568 18398188874 18846925188 19813434172 19984239639 21539343072 22643924768 22839131016 24595987248 25129233584 25474415364 26645652852 27597283311 28270387782 29720151258 30452174688 32309014608 33965887152 34794323424 35527537136 36796377748 37693850376 39626868344 39968479278 44580226887 45678262032 49191974496 50258467168 50948830728 53291305704 55194566622 56540775564 59440302516 64393661059 64618029216 67931774304 71055074272 73592755496 75387700752 79253736688 79936958556 82791849933 89160453774 91356524064 101897661456 106582611408 110389133244 113081551128 118880605032 128787322118 147185510992 150775401504 158507473376 159873917112 165583699866 178320907548 193180983177 203795322912 213165222816 220778266488 226163102256 237761210064 257574644236 294371021984 319747834224 331167399732 356641815096 386361966354 441556532976 452326204512 475522420128 515149288472 579542949531 639495668448 662334799464 713283630192 772723932708 883113065952 1030298576944 1159085899062 1324669598928 1426567260384 1545447865416 2060597153888 2318171798124 2649339197856 3090895730832 4636343596248 6181791461664 9272687192496 18545374384992
• Sum of all divisors σ(n): 68784893573760
• Sum of proper divisors (its aliquot sum) s(n): 50239519188768
• 18545374384992 is an abundant number, because the sum of its proper divisors (50239519188768) is greater than itself. Its abundance is 31694144803776

Bases of 18545374384992

• Binary: 100001101110111101110011100111101001101100000₂
• Hexadecimal: 0x10DDEE73D360
• Base-36: 6KNML2XK0

Squares and roots of 18545374384992

• 18545374384992 squared (18545374384992²) is 343930911079517402234840064
• 18545374384992 cubed (18545374384992³) is 6378327508541043282279108538259481919488
• The square root of 18545374384992 is 4306434.0683437845
• The cube root of 18545374384992 is 26469.4673312301

Scales and comparisons

• 18,545,374,384,992 seconds is equal to 589,685 years, 28 weeks, 20 hours, 43 minutes, 12 seconds.
• To count from 1 to 18,545,374,384,992 would take you about one million, four hundred seventy-four thousand, two hundred thirteen 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 18545374384992 cubic inches would be around 2205.8 feet tall.

Recreational maths with 18545374384992

• 18545374384992 backwards is 29948347354581
• 18545374384992 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18545374384992's digits is 72
• More coming soon!