18993658581072

Names of 18993658581072

• Cardinal: 18993658581072 can be written as Eighteen trillion, nine hundred ninety-three billion, six hundred fifty-eight million, five hundred eighty-one thousand and seventy-two.

Scientific notation

• Scientific notation: 1.8993658581072 × 10¹³

Factors of 18993658581072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 106

Divisors of 18993658581072

• Number of divisors d(n): 1000
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 36 41 42 48 49 53 54 56 63 72 81 82 84 98 106 108 112 123 126 144 147 159 162 164 168 189 196 212 216 246 252 287 294 318 324 328 336 343 369 371 378 392 424 432 441 477 492 504 567 574 588 636 648 656 686 738 742 756 784 848 861 882 954 984 1008 1029 1107 1113 1134 1148 1176 1272 1296 1323 1372 1431 1476 1484 1512 1722 1764 1908 1968 2009 2058 2173 2214 2226 2268 2296 2352 2401 2544 2583 2597 2646 2744 2809 2862 2952 2968 3024 3087 3321 3339 3444 3528 3816 3969 4018 4116 4293 4346 4428 4452 4536 4592 4802 5166 5194 5292 5488 5618 5724 5904 5936 6027 6174 6519 6642 6678 6888 7056 7203 7632 7749 7791 7938 8036 8232 8427 8586 8692 8856 8904 9072 9261 9604 10017 10332 10388 10584 11236 11448 12054 12348 13038 13284 13356 13776 14063 14406 15211 15498 15582 15876 16072 16464 16854 17172 17384 17712 17808 18081 18179 18522 19208 19557 19663 20034 20664 20776 21168 21609 22472 22896 23247 23373 24108 24696 25281 26076 26568 26712 27783 28126 28812 30051 30422 30996 31164 31752 32144 33708 34344 34768 36162 36358 37044 38416 39114 39326 40068 41328 41552 42189 43218 44944 45633 46494 46746 48216 49392 50562 52152 53136 53424 54243 54537 55566 56252 57624 58671 58989 60102 60844 61992 62328 63504 64827 67416 68688 70119 72324 72716 74088 75843 78228 78652 80136 84378 86436 91266 92988 93492 96432 98441 101124 104304 106477 108486 109074 111132 112504 115169 115248 117342 117978 120204 121688 123984 124656 126567 127253 129654 134832 136899 137641 140238 144648 145432 148176 148877 151686 156456 157304 160272 162729 163611 168756 172872 176013 176967 182532 185976 186984 194481 196882 202248 210357 212954 216972 218148 222264 225008 227529 230338 234684 235956 240408 243376 253134 254506 259308 273798 275282 280476 289296 290864 295323 297754 303372 312912 314608 319431 325458 327222 337512 345507 345744 352026 353934 365064 371952 373968 379701 381759 388962 393764 404496 410697 412923 420714 425908 433944 436296 444528 446631 455058 460676 469368 471912 480816 490833 506268 509012 518616 530901 547596 550564 560952 590646 595508 606744 638862 650916 654444 675024 691014 704052 707868 730128 745339 759402 763518 777924 787528 806183 821394 825846 841428 851816 867888 872592 885969 893262 910116 921352 938736 943824 958293 963487 981666 1012536 1018024 1036521 1037232 1042139 1061802 1095192 1101128 1121904 1139103 1145277 1181292 1191016 1213488 1232091 1238769 1277724 1301832 1308888 1339893 1382028 1408104 1415736 1472499 1490678 1518804 1527036 1555848 1575056 1592703 1612366 1642788 1651692 1682856 1703632 1771938 1786524 1820232 1842704 1916586 1926974 1963332 2025072 2036048 2073042 2084278 2123604 2190384 2202256 2236017 2278206 2290554 2362584 2382032 2418549 2464182 2477538 2555448 2603664 2617776 2657907 2679786 2764056 2816208 2831472 2874879 2890461 2944998 2981356 3037608 3054072 3109563 3111696 3126417 3185406 3224732 3285576 3303384 3365712 3435831 3543876 3573048 3640464 3716307 3833172 3853948 3926664 4019679 4146084 4168556 4247208 4472034 4556412 4581108 4725168 4837098 4928364 4955076 5110896 5217373 5315814 5359572 5528112 5643281 5749758 5780922 5889996 5962712 6075216 6103957 6108144 6219126 6252834 6370812 6449464 6571152 6606768 6708051 6744409 6871662 7087752 7146096 7255647 7294973 7432614 7666344 7707896 7853328 7973721 8039358 8292168 8337112 8494416 8624637 8671383 8944068 9112824 9162216 9328689 9379251 9674196 9856728 9910152 10307493 10434746 10631628 10719144 11148921 11286562 11499516 11561844 11779992 11925424 12059037 12207914 12438252 12505668 12741624 12898928 13416102 13488818 13743324 14175504 14511294 14589946 14865228 15332688 15415792 15652119 15947442 16078716 16584336 16674224 16929843 17249274 17342766 17888136 18225648 18311871 18324432 18657378 18758502 19348392 19713456 19820304 20124153 20233227 20614986 20869492 21263256 21438288 21766941 21884919 22297842 22573124 22999032 23123688 23559984 24118074 24415828 24876504 25011336 25483248 26014149 26832204 26977636 27486648 28137753 29022588 29179892 29730456 31304238 31894884 32157432 33859686 34498548 34685532 35776272 36623742 37314756 37517004 38696784 39502967 40248306 40466454 41229972 41738984 42526512 42727699 43533882 43769838 44595684 45146248 45998064 46247376 46956357 48236148 48831656 49753008 50022672 50789529 51064811 52028298 53664408 53955272 54935613 54973296 56275506 58045176 58359784 59460912 60372459 60699681 62608476 63789768 64314864 65300823 65654757 67719372 68997096 69371064 73247484 74629512 75034008 78042447 79005934 80496612 80932908 82459944 83477968 84413259 85455398 87067764 87539676 89191368 90292496 93912714 96472296 97663312 101579058 102129622 104056596 107328816 107910544 109871226 112551012 116090352 116719568 118508901 120744918 121399362 125216952 127579536 128183097 130601646 131309514 135438744 137994192 138742128 140869071 146494968 149259024 150068016 152368587 153194433 156084894 158011868 160993224 161865816 164806839 164919888 168826518 170910796 174135528 175079352 178382736 182099043 187825428 192944592 196964271 203158116 204259244 208113192 219742452 225102024 237017802 241489836 242798724 250433904 256366194 261203292 262619028 270877488 276520769 281738142 292989936 299093893 304737174 306388866 312169788 316023736 321986448 323731632 329613678 337653036 341821592 348271056 350158704 355526703 357453677 364198086 375650856 384549291 393928542 406316232 408518488 416226384 422607213 439484904 450204048 457105761 459583299 474035604 482979672 485597448 494420517 512732388 522406584 525238056 546297129 553041538 563476284 590892813 598187786 609474348 612777732 624339576 632047472 659227356 675306072 683643184 711053406 714907354 728396172 751301712 769098582 787857084 812632464 817036976 829562307 845214426 878969808 897281679 914211522 919166598 948071208 965959344 971194896 988841034 1025464776 1044813168 1050476112 1066580109 1072361031 1092594258 1106083076 1126952568 1153647873 1181785626 1196375572 1218948696 1225555464 1248679152 1318454712 1350612144 1378749897 1422106812 1429814708 1456792344 1538197164 1575714168 1659124614 1690428852 1794563358 1828423044 1838333196 1896142416 1977682068 2050929552 2093657251 2133160218 2144722062 2185188516 2212166152 2253905136 2307295746 2363571252 2392751144 2437897392 2451110928 2488686921 2636909424 2691845037 2757499794 2844213624 2859629416 2913584688 3076394328 3151428336 3199740327 3217083093 3318249228 3380857704 3460943619 3589126716 3656846088 3676666392 3955364136 4136249691 4187314502 4266320436 4289444124 4370377032 4424332304 4614591492 4727142504 4785502288 4977373842 5383690074 5514999588 5688427248 5719258832 6152788656 6280971753 6399480654 6434166186 6636498456 6761715408 6921887238 7178253432 7313692176 7353332784 7466060763 7910728272 8075535111 8272499382 8374629004 8532640872 8578888248 8740754064 9229182984 9454285008 9651249279 9954747684 10767380148 11029999176 12561943506 12798961308 12868332372 13272996912 13843774476 14356506864 14655600757 14932121526 16151070222 16544998764 16749258008 17065281744 17157776496 18458365968 18842915259 19302498558 19909495368 21534760296 22059998352 22398182289 24226605333 25123887012 25597922616 25736664744 27687548952 28953747837 29311201514 29864243052 32302140444 33089997528 33498516016 37685830518 38604997116 39818990736 43069520592 43966802271 44796364578 48453210666 50247774024 51195845232 51473329488 55375097904 56528745777 57907495674 58622403028 59728486104 64604280888 66179995056 75371661036 77209994232 87933604542 89592729156 96906421332 100495548048 113057491554 115814991348 117244806056 119456972208 129208561776 131900406813 150743322072 154419988464 169586237331 175867209084 179185458312 193812842664 226114983108 231629982696 234489612112 263800813626 301486644144 339172474662 351734418168 358370916624 387625685328 395701220439 452229966216 463259965392 527601627252 678344949324 703468836336 791402440878 904459932432 1055203254504 1187103661317 1356689898648 1582804881756 2110406509008 2374207322634 2713379797296 3165609763512 4748414645268 6331219527024 9496829290536 18993658581072
• Sum of all divisors σ(n): 66959090047080
• Sum of proper divisors (its aliquot sum) s(n): 47965431466008
• 18993658581072 is an abundant number, because the sum of its proper divisors (47965431466008) is greater than itself. Its abundance is 28971772884936

Bases of 18993658581072

• Binary: 100010100011001001110010001011101000001010000₂
• Hexadecimal: 0x11464E45D050
• Base-36: 6QDKDX100

Squares and roots of 18993658581072

• 18993658581072 squared (18993658581072²) is 360759066294330020396669184
• 18993658581072 cubed (18993658581072³) is 6852134535220823916326292431968428085248
• The square root of 18993658581072 is 4358171.4721970269
• The cube root of 18993658581072 is 26681.0474809679

Scales and comparisons

• 18,993,658,581,072 seconds is equal to 603,939 years, 30 weeks, 5 days, 8 hours, 31 minutes, 12 seconds.
• To count from 1 to 18,993,658,581,072 would take you about one million, five hundred nine thousand, eight hundred forty-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 18993658581072 cubic inches would be around 2223.4 feet tall.

Recreational maths with 18993658581072

• 18993658581072 backwards is 27018585639981
• 18993658581072 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18993658581072's digits is 72
• More coming soon!