18193511978928

Names of 18193511978928

• Cardinal: 18193511978928 can be written as Eighteen trillion, one hundred ninety-three billion, five hundred eleven million, nine hundred seventy-eight thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8193511978928 × 10¹³

Factors of 18193511978928

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 4989

Divisors of 18193511978928

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 13 16 18 22 24 26 29 33 36 39 41 44 48 52 58 66 72 78 82 87 88 99 104 116 117 123 132 143 144 156 157 164 174 176 198 208 232 234 246 261 264 286 312 314 319 328 348 369 377 396 429 451 464 468 471 492 522 528 533 572 624 628 638 656 696 738 754 792 858 902 936 942 957 984 1044 1066 1131 1144 1189 1256 1276 1287 1353 1392 1413 1476 1508 1584 1599 1716 1727 1804 1872 1884 1914 1968 2041 2088 2132 2262 2288 2378 2512 2552 2574 2706 2826 2871 2952 3016 3198 3393 3432 3454 3567 3608 3768 3828 4059 4082 4147 4176 4264 4524 4553 4733 4756 4797 5104 5148 5181 5412 5652 5742 5863 5904 6032 6123 6396 6437 6786 6864 6908 7134 7216 7536 7656 8118 8164 8294 8528 9048 9106 9466 9512 9594 10296 10362 10701 10824 11304 11484 11726 12246 12441 12792 12874 13079 13572 13659 13816 14199 14268 15312 15457 15543 16236 16328 16588 17589 18096 18212 18369 18932 19024 19188 19311 20592 20724 21402 21648 22451 22608 22968 23452 24492 24882 25584 25748 26158 27144 27318 27632 28398 28536 30914 31086 32472 32656 33176 35178 36424 36738 37323 37864 38376 38622 39237 40977 41448 42597 42804 44902 45936 46371 46904 48984 49764 50083 51496 52063 52316 52767 54288 54636 56796 57072 57933 59189 61529 61828 62172 64944 66352 67353 70356 70807 72848 73476 74646 75728 76752 77244 78474 81954 82896 83681 85194 85608 89804 92742 93808 97968 99528 100166 102992 104126 104632 105534 109272 113592 115866 117711 118378 123058 123656 124344 134706 137257 139113 140712 141614 146952 149292 150249 154488 156189 156948 163908 167362 170027 170388 171216 177567 179608 184587 185484 186673 194053 199056 200332 202059 208252 209264 211068 212421 218544 227184 231732 235422 236756 246116 247312 248688 251043 269412 274514 278226 281424 283228 293904 298584 300498 308976 312378 313896 327816 334724 340054 340776 355134 359216 369174 370968 373346 388106 400664 404118 411771 416504 422136 424842 450747 463464 468567 470844 473512 492232 502086 510081 532701 538824 549028 553761 556452 560019 566456 582159 597168 600996 624756 627792 637263 651079 655632 669448 676819 680108 681552 710268 738348 741936 743081 746692 753129 776212 801328 808236 823542 833008 844272 849684 901494 920491 926928 937134 941688 947024 984464 1004172 1020162 1065402 1077648 1098056 1107522 1112904 1120038 1132912 1164318 1201992 1235313 1249512 1274526 1302158 1338896 1353638 1360216 1420536 1476696 1486162 1493384 1506258 1509827 1530243 1552424 1616472 1647084 1680057 1699368 1746477 1784341 1802988 1840982 1874268 1883376 1953237 2008344 2030457 2040324 2053403 2130804 2134583 2196112 2215044 2225808 2229243 2240076 2328636 2403984 2426749 2470626 2499024 2522689 2549052 2604316 2707276 2720432 2761473 2841072 2953392 2972324 2986768 3012516 3019654 3060486 3104848 3232944 3294168 3360114 3398736 3492954 3568682 3605976 3681964 3748536 3906474 4016688 4060914 4080648 4106806 4261608 4269166 4430088 4458486 4480152 4529481 4657272 4853498 4941252 5045378 5098104 5208632 5353023 5414552 5522946 5627537 5859711 5944648 6025032 6039308 6091371 6120972 6160209 6403749 6588336 6687729 6720228 6985908 7137364 7211952 7280247 7363928 7497072 7568067 7812948 8121828 8161296 8173891 8213612 8284419 8523216 8538332 8860176 8916972 8960304 9058962 9314544 9660053 9706996 9882504 10090756 10196208 10417264 10706046 10829104 11045892 11255074 11719422 11889296 12050064 12078616 12182742 12241944 12320418 12807498 13375458 13440456 13588443 13971816 14274728 14560494 14727856 15136134 15625896 16059069 16243656 16347782 16427224 16568838 16882611 17076664 17833944 18117924 18480627 19211247 19320106 19413992 19627751 19765008 20181512 21412092 21549349 21840741 22091784 22510148 22704201 23438844 24157232 24365484 24483888 24521673 24640836 25614996 26694239 26750916 26880912 27176886 27749579 27943632 28549456 28980159 29120988 30272268 30466321 31251792 32118138 32487312 32695564 32854448 33137676 33765222 34153328 35667888 36235848 36961254 38422494 38640212 38827984 39255502 40363024 42824184 43098698 43681482 44183568 45020296 45408402 46877688 48730968 49043346 49281672 50647833 51229992 53388478 53501832 54353772 55499158 57960318 58241976 58883253 60544536 60932642 61902907 64236276 64648047 65391128 66275352 67530444 72471696 73157981 73565019 73922508 76844988 77280424 78511004 80082717 83248737 85648368 86197396 86940477 87362964 90040592 90816804 91398963 93755376 97461936 98086692 98563344 101295666 102459984 106260583 106776956 107003664 108707544 110998316 115920636 116483952 117766506 121089072 121865284 123805814 128472552 129296094 130782256 132550704 135060888 146315962 147130038 147845016 153689976 154560848 157022008 160165434 166497474 172394792 173880954 174725928 176649759 181633608 182797926 185708721 193944141 196173384 202591332 212521166 213553912 217415088 219473943 221996632 231841272 235533012 237042839 240248151 243730568 247611628 249746211 256945104 258592188 270121776 274196889 280141537 292631924 294260076 295690032 307379952 314044016 318781749 320330868 332994948 335129531 344789584 347761908 349451856 353299518 363267216 365595852 371417442 387888282 392346768 396062173 405182664 425042332 427107824 438947886 443993264 463682544 471066024 474085678 480496302 487461136 495223256 499492422 517184376 548393778 557126163 560283074 585263848 588520152 637563498 640661736 658421829 665989896 670259062 695523816 706599036 711128517 731191704 742834884 775776564 792124346 804737791 810365328 840424611 850084664 877895772 883523309 942132048 948171356 956345247 960992604 990446512 998984844 1005388593 1034368752 1096787556 1114252326 1120566148 1170527696 1177040304 1188186519 1275126996 1281323472 1316843658 1331979792 1340518124 1391047632 1413198072 1422257034 1462383408 1485669768 1551553128 1584248692 1609475582 1680849222 1700169328 1755791544 1767046618 1896342712 1912690494 1921985208 1997969688 2010777186 2133385551 2193575112 2228504652 2241132296 2376373038 2414213373 2521273833 2550253992 2633687316 2650569927 2681036248 2826396144 2844514068 2971339536 3016165779 3081556907 3103106256 3168497384 3218951164 3361698444 3511583088 3534093236 3564559557 3792685424 3825380988 3843970416 3995939376 4021554372 4266771102 4356683903 4387150224 4457009304 4482264592 4752746076 4828426746 5042547666 5100507984 5267374632 5301139854 5362072496 5689028136 6032331558 6163113814 6336994768 6437902328 6723396888 7068186472 7129119114 7242640119 7650761976 7951709781 8043108744 8533542204 8713367806 8914018608 9244670721 9505492152 9656853492 9718756399 10085095332 10534749264 10602279708 11378056272 11485803017 12064663116 12326227628 12875804656 13070051709 13446793776 14136372944 14258238228 14485280238 15301523952 15903419562 16086217488 17067084408 17426735612 18489341442 19010984304 19313706984 19437512798 20170190664 21204559416 22971606034 24129326232 24652455256 26140103418 27734012163 28516476456 28970560476 29156269197 31806839124 34134168816 34457409051 34853471224 36978682884 38627413968 38875025596 39210155127 40340381328 42409118832 45943212068 48258652464 49304910512 52280206836 55468024326 57032952912 57941120952 58312538394 63613678248 68914818102 69706942448 73957365768 77750051192 78420310254 87468807591 91886424136 103372227153 104560413672 110936048652 115882241904 116625076788 126343833187 127227356496 137829636204 147914731536 155500102384 156840620508 174937615182 183772848272 206744454306 209120827344 221872097304 233250153576 252687666374 275659272408 313681241016 349875230364 379031499561 413488908612 443744194608 466500307152 505375332748 551318544816 627362482032 699750460728 758062999122 826977817224 1010750665496 1137094498683 1399500921456 1516125998244 1653955634448 2021501330992 2274188997366 3032251996488 4548377994732 6064503992976 9096755989464 18193511978928
• Sum of all divisors σ(n): 63807277322880
• Sum of proper divisors (its aliquot sum) s(n): 45613765343952
• 18193511978928 is an abundant number, because the sum of its proper divisors (45613765343952) is greater than itself. Its abundance is 27420253365024

Bases of 18193511978928

• Binary: 100001000110000000001110100011001011110110000₂
• Hexadecimal: 0x108C01D197B0
• Base-36: 6G5ZFAFG0

Squares and roots of 18193511978928

• 18193511978928 squared (18193511978928²) is 331003878127396630716029184
• 18193511978928 cubed (18193511978928³) is 6022123021782414409791143749006041034752
• The square root of 18193511978928 is 4265385.3259615361
• The cube root of 18193511978928 is 26300.9950993453

Scales and comparisons

• 18,193,511,978,928 seconds is equal to 578,497 years, 21 weeks, 7 hours, 28 minutes, 48 seconds.
• To count from 1 to 18,193,511,978,928 would take you about one million, four hundred forty-six thousand, two hundred forty-three 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 18193511978928 cubic inches would be around 2191.7 feet tall.

Recreational maths with 18193511978928

• 18193511978928 backwards is 82987911539181
• 18193511978928 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18193511978928's digits is 72
• More coming soon!