18942892374744

Names of 18942892374744

• Cardinal: 18942892374744 can be written as Eighteen trillion, nine hundred forty-two billion, eight hundred ninety-two million, three hundred seventy-four thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 1.8942892374744 × 10¹³

Factors of 18942892374744

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 4950

Divisors of 18942892374744

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 27 29 36 39 43 52 54 58 72 78 81 86 87 104 108 116 117 127 129 156 162 172 174 216 232 234 243 254 258 261 312 324 344 348 351 377 381 387 468 486 508 516 522 559 648 696 702 754 762 774 783 936 972 1016 1032 1044 1053 1118 1131 1143 1161 1247 1404 1508 1524 1548 1566 1651 1677 1944 2088 2106 2236 2262 2286 2322 2349 2494 2808 3016 3048 3096 3132 3159 3302 3354 3393 3429 3483 3683 3741 4212 4472 4524 4572 4644 4698 4733 4953 4988 5031 5461 6264 6318 6604 6708 6786 6858 6966 7047 7366 7482 8424 9048 9144 9288 9396 9466 9906 9976 10062 10179 10287 10449 10922 11049 11223 12636 13208 13416 13572 13716 13932 14094 14199 14732 14859 14964 15093 16211 16383 18792 18932 19812 20124 20358 20574 20898 21844 22098 22446 25272 27144 27432 27864 28188 28398 29464 29718 29928 30186 30537 30861 32422 32766 33147 33669 37864 39624 40248 40716 41148 41796 42597 43688 44196 44577 44892 45279 47879 48633 49149 56376 56796 59436 60372 61074 61529 61722 64844 65532 66294 67338 70993 81432 82296 83592 85194 88392 89154 89784 90558 91611 95758 97266 98298 99441 101007 113592 118872 120744 122148 123058 123444 127791 129688 131064 132588 133731 134676 135837 137257 141986 143637 145899 147447 158369 170388 178308 181116 183222 184587 191516 194532 196596 198882 202014 203519 212979 244296 246116 246888 255582 265176 267462 269352 271674 274514 283972 287274 291798 294894 298323 303021 316738 340776 356616 362232 366444 369174 383032 383373 389064 393192 397764 401193 404028 407038 411771 425958 430911 437697 442341 475107 492232 511164 534924 543348 549028 553761 567944 574548 583596 589788 596646 601091 606042 610557 633476 638937 732888 738348 766746 795528 802386 808056 814076 823542 851916 861822 875394 884682 894969 950214 1022328 1069848 1086696 1098056 1107522 1149096 1150119 1167192 1179576 1193292 1202182 1212084 1221114 1235313 1266952 1277874 1292733 1313091 1327023 1425321 1476696 1533492 1604772 1628152 1647084 1661283 1703832 1723644 1750788 1769364 1784341 1789938 1803273 1831671 1900428 1916811 2058797 2215044 2300238 2386584 2404364 2424168 2442228 2470626 2555748 2585466 2626182 2645747 2654046 2850642 3066984 3209544 3294168 3322566 3447288 3501576 3538728 3568682 3579876 3606546 3663342 3705939 3800856 3833622 3878199 3939273 4117594 4275963 4430088 4600476 4808728 4884456 4941252 4983849 5111496 5170932 5252364 5291494 5308092 5353023 5409819 5495013 5701284 5750433 5902051 6176391 6645132 7137364 7159752 7213092 7326684 7411878 7667244 7756398 7814183 7878546 7937241 8235188 8551926 9200952 9882504 9967698 10341864 10504728 10582988 10616184 10706046 10819638 10990026 11117817 11402568 11500866 11634597 11804102 12352782 12827889 13290264 14274728 14426184 14653368 14823756 14951547 15334488 15512796 15628366 15757092 15874482 16059069 16229457 16470376 16485039 17103852 17251299 17431639 17706153 18529173 19935396 21165976 21412092 21639276 21980052 22235634 23001732 23269194 23442549 23608204 23811723 24705564 25655778 25846913 29647512 29903094 31025592 31256732 31514184 31748964 32118138 32458914 32970078 33353451 34207704 34502598 34863278 35412306 37058346 38483667 39870792 42824184 43278552 43960104 44471268 46003464 46538388 46885098 47216408 47623446 48177207 48688371 49411128 49455117 51311556 51693826 52294917 53118459 55587519 59806188 62513464 63497928 64236276 64917828 65940156 66706902 69005196 69726556 70327647 70824612 71435169 74116692 76726663 76967334 77540739 88942536 93076776 93770196 95246892 96354414 97376742 98910234 102623112 103387652 104589834 106236918 111175038 119612376 128472552 129835656 131880312 133413804 138010392 139453112 140655294 141649224 142870338 144531621 146065113 148233384 153453326 153934668 155081478 156884751 159355377 166762557 187540392 190493784 192708828 194753484 197820468 206775304 209179668 210982941 212473836 214305507 222350076 226611307 230179989 232622217 266827608 281310588 285740676 289063242 292130226 306906652 307869336 310162956 313769502 318710754 333525114 336009869 385417656 389506968 395640936 418359336 421965882 424947672 428611014 433594863 444700152 453222614 460359978 465244434 470654253 478066131 500287671 562621176 571481352 578126484 584260452 613813304 620325912 627539004 632948823 637421508 642916521 667050228 672019738 679833921 690539967 697866651 749560477 843931764 857222028 867189726 906445228 920719956 930488868 941308506 956132262 1000575342 1008029607 1156252968 1168520904 1255078008 1265897646 1274843016 1285833042 1334100456 1344039476 1359667842 1381079934 1395733302 1411962759 1434198393 1499120954 1687863528 1714444056 1734379452 1812890456 1841439912 1860977736 1882617012 1898846469 1912264524 2001150684 2016059214 2039501763 2071619901 2093599953 2248681431 2531795292 2571666084 2688078952 2719335684 2762159868 2791466604 2823925518 2868396786 2998241908 3024088821 3468758904 3765234024 3797692938 3824529048 4002301368 4032118428 4079003526 4143239802 4187199906 4235888277 4497362862 5063590584 5143332168 5438671368 5524319736 5582933208 5647851036 5736793572 5996483816 6048177642 6118505289 6214859703 6280799859 6746044293 7595385876 8064236856 8158007052 8286479604 8374399812 8471776554 8994725724 9072266463 9744286201 11295702072 11473587144 12096355284 12237010578 12429719406 12561599718 13492088586 15190771752 16316014104 16572959208 16748799624 16943553108 17989451448 18144532926 18355515867 18644579109 19488572402 20238132879 24192710568 24474021156 24859438812 25123199436 26984177172 27216799389 29232858603 33887106216 36289065852 36711031734 37289158218 38977144804 40476265758 48948042312 49718877624 50246398872 53968354344 54433598778 55066547601 58465717206 60714398637 72578131704 73422063468 74578316436 77954289608 80952531516 81650398167 87698575809 108867197556 110133095202 116931434412 121428797274 146844126936 149156632872 161905063032 163300796334 175397151618 182143195911 217734395112 220266190404 233862868824 242857594548 263095727427 326601592668 350794303236 364286391822 440532380808 485715189096 526191454854 653203185336 701588606472 728572783644 789287182281 1052382909708 1457145567288 1578574364562 2104765819416 2367861546843 3157148729124 4735723093686 6314297458248 9471446187372 18942892374744
• Sum of all divisors σ(n): 61141041561600
• Sum of proper divisors (its aliquot sum) s(n): 42198149186856
• 18942892374744 is an abundant number, because the sum of its proper divisors (42198149186856) is greater than itself. Its abundance is 23255256812112

Bases of 18942892374744

• Binary: 100010011101001111100010111101111101011011000₂
• Hexadecimal: 0x113A7C5EFAD8
• Base-36: 6PQ8T11I0

Squares and roots of 18942892374744

• 18942892374744 squared (18942892374744²) is 358833171521134379729065536
• 18942892374744 cubed (18942892374744³) is 6797338148612902301210659706559047222784
• The square root of 18942892374744 is 4352343.3199535167
• The cube root of 18942892374744 is 26657.2552572813

Scales and comparisons

• 18,942,892,374,744 seconds is equal to 602,325 years, 19 weeks, 6 days, 12 hours, 32 minutes, 24 seconds.
• To count from 1 to 18,942,892,374,744 would take you about one million, five hundred five thousand, eight 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 18942892374744 cubic inches would be around 2221.4 feet tall.

Recreational maths with 18942892374744

• 18942892374744 backwards is 44747329824981
• 18942892374744 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18942892374744's digits is 72
• More coming soon!