18157304189442

Names of 18157304189442

• Cardinal: 18157304189442 can be written as Eighteen trillion, one hundred fifty-seven billion, three hundred four million, one hundred eighty-nine thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 1.8157304189442 × 10¹³

Factors of 18157304189442

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 120

Divisors of 18157304189442

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 6 11 17 19 22 31 33 34 37 38 51 57 62 66 74 93 102 111 114 121 186 187 209 222 242 289 323 341 361 363 374 407 418 527 561 578 589 627 629 646 682 703 722 726 814 867 969 1023 1054 1083 1122 1147 1178 1221 1254 1258 1331 1406 1581 1734 1767 1887 1938 2046 2057 2109 2166 2294 2299 2442 2662 3162 3179 3441 3534 3553 3751 3774 3971 3993 4114 4218 4477 4598 5491 5797 6137 6171 6358 6479 6859 6882 6897 6919 7106 7502 7733 7942 7986 8954 8959 9537 10013 10659 10693 10982 11191 11253 11594 11913 11951 12274 12342 12617 12958 13357 13431 13718 13794 13838 15466 16473 17391 17918 18411 19074 19437 19499 20026 20577 20757 21318 21386 21793 22382 22506 22627 23199 23826 23902 25234 25289 26714 26862 26877 30039 32079 32946 33573 34782 34969 35853 36822 37851 38874 38998 39083 40071 41154 41261 41514 43586 43681 45254 46398 49247 50578 53754 58497 60078 60401 63767 64158 65379 67146 67507 67881 69938 71269 71706 75449 75702 75867 76109 78166 80142 82522 85063 87362 98494 98549 104329 104907 110143 116603 116994 117249 117623 120802 123101 123783 127534 130758 131043 131461 135014 135762 138787 142538 146927 147741 150898 151734 152218 170126 170221 181203 190247 191301 197098 202521 203167 208658 209814 212629 213807 214489 220286 226347 227069 228327 233206 234498 235246 239723 246202 247566 253783 255189 262086 262922 277574 293854 295482 295647 312987 330429 331483 340442 349809 352869 362406 369303 370481 380494 382602 384659 394383 405042 406334 414067 416361 425258 427614 428978 429913 440781 452694 454138 456654 479446 480491 507566 510378 510663 570741 591294 609501 625974 637887 643467 660858 662966 664411 681207 699618 701437 705738 719169 738606 740962 742577 761349 769318 783959 788766 828134 829939 832722 837199 859826 881562 935693 960982 994449 1021326 1084039 1111443 1141482 1147619 1153977 1211573 1219002 1242201 1275774 1282633 1286934 1289739 1293853 1328822 1354111 1362414 1402874 1438338 1441473 1446071 1485154 1522698 1526657 1567918 1616197 1659878 1674398 1871386 1872431 1982251 1988898 1993233 2092717 2104311 2168078 2222886 2227731 2234837 2295238 2307954 2338919 2351877 2359379 2423146 2484402 2489817 2497759 2511597 2565266 2579478 2587706 2636953 2708222 2791613 2807079 2882946 2892142 3053314 3232394 3234199 3252117 3442857 3614693 3634719 3646313 3744862 3847899 3860173 3881559 3964502 3986466 4062333 4075291 4185434 4208622 4314311 4338213 4455462 4469674 4554737 4579971 4677838 4703754 4718758 4848591 4979634 4995518 5023194 5273906 5583226 5614158 5617293 5946753 6278151 6298177 6468398 6504234 6704511 6885714 7016757 7039139 7078137 7229386 7269438 7292626 7308521 7493277 7695798 7720346 7763118 7867273 7910859 8124666 8150582 8168347 8374839 8628622 8676426 9109474 9129329 9159942 9697182 9702597 10844079 10938939 11234586 11580519 11893506 11924429 12225873 12556302 12596354 12623809 12942933 13327303 13409022 13664211 14033514 14078278 14108963 14156274 14232383 14617042 14895221 14986554 15734546 15821718 15906781 16336694 16749678 17778167 18258658 18894531 19405194 20596741 21117417 21688158 21804761 21877878 21925563 23019887 23161038 23601819 23848858 24451746 24505041 24583207 25247618 25728109 25885866 25953169 26654606 27328422 27387987 27475349 28217926 28464766 29006483 29790442 30707743 31813562 35556334 35576189 35773287 37789062 37871427 39761623 39981909 40109443 41193482 42234834 42326889 42461903 42697149 43609522 43851126 44685663 44828201 46039774 47203638 47457421 47720343 49010082 49166414 50102107 51456218 51906338 53334501 54775974 54950698 58012966 61415486 61449781 61790223 65414283 69059661 69279947 71152378 71546574 73343287 73749621 75742854 77184327 77430529 77859507 79523246 79963818 80218886 82426047 84653778 84923806 85394298 86540003 87019449 89371326 89656402 92123229 94914842 95440686 100204214 106669002 106728567 119284869 119665363 120328329 122899562 123580446 127385709 130828566 133743641 134484603 138119322 138559894 138861899 142372263 146686574 147499242 150306321 154368654 154861058 155198593 155719014 164852094 173080006 174038898 184246458 184349343 207839841 213457134 220029861 226564151 232291587 238569738 239330726 239852371 240656658 253218757 254771418 259620009 267487282 268969206 270415277 277723798 283009199 284744526 300612642 302228839 310397186 337785173 358996089 368698686 391338079 401230923 415679682 416585697 437377853 440059722 441203873 453128302 464583174 465595779 467080933 479704742 493110211 506437514 519240018 522031631 540830554 551123177 566018398 604457678 675570346 675947591 679692453 717992178 719557113 759656271 762079417 782676158 802461846 806776157 811245831 833171394 849027597 851735819 874755706 882407746 906686517 931191558 934161866 951940033 986220422 1013355519 1044063262 1102246354 1174014237 1312133559 1316318993 1323611619 1351895182 1359384906 1401242799 1439114226 1471180051 1479330633 1519312542 1524158834 1566094893 1613552314 1622491662 1653369531 1698055194 1703471638 1813373034 1903880066 2026711038 2027842773 2273641897 2286238251 2348028474 2420328471 2555207457 2624267118 2632637986 2638376081 2647223238 2802485598 2855820099 2942360102 2958661266 3132189786 3306739062 3948956979 4055685546 4304718869 4413540153 4547283794 4572476502 4811156383 4840656942 5110414914 5137890263 5276752162 5711640198 5742347941 6820925691 7435423501 7897913958 7915128243 8382873587 8609437738 8827080306 8874537727 9369094009 9622312766 10275780526 10471340363 11484695882 12914156607 13641851382 14433469149 14479508923 14870847002 15413670789 15830256486 16182980561 16765747174 17227043823 17749075454 18738188018 20942680726 22306270503 25010060867 25148620761 25828313214 26623613181 28107282027 28866938298 28959017846 30827341578 31414021089 32365961122 34454087646 43438526769 44612541006 48548941683 50020121734 50297241522 53247226362 56214564054 62828042178 75030182601 81789658511 86877053538 97097883366 97619914997 150060365202 159274598153 163579317022 178012786171 195239829994 245368975533 275110669537 292859744991 318549196306 356025572342 477823794459 490737951066 534038358513 550221339074 585719489982 825332008611 955647588918 1068076717026 1650664017222 3026217364907 6052434729814 9078652094721 18157304189442
• Sum of all divisors σ(n): 47482419363840
• Sum of proper divisors (its aliquot sum) s(n): 29325115174398
• 18157304189442 is an abundant number, because the sum of its proper divisors (29325115174398) is greater than itself. Its abundance is 11167810984956

Bases of 18157304189442

• Binary: 100001000001110010011101010101001001000000010₂
• Hexadecimal: 0x108393AA9202
• Base-36: 6FPCM3U9U

Squares and roots of 18157304189442

• 18157304189442 squared (18157304189442²) is 329687695427928004624271364
• 18157304189442 cubed (18157304189442³) is 5986239773400995267333837986673871738888
• The square root of 18157304189442 is 4261138.8371469429
• The cube root of 18157304189442 is 26283.5358839505

Scales and comparisons

• 18,157,304,189,442 seconds is equal to 577,346 years, 5 weeks, 4 days, 16 hours, 10 minutes, 42 seconds.
• To count from 1 to 18,157,304,189,442 would take you about one million, four hundred forty-three thousand, three hundred sixty-five 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 18157304189442 cubic inches would be around 2190.3 feet tall.

Recreational maths with 18157304189442

• 18157304189442 backwards is 24498140375181
• 18157304189442 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18157304189442's digits is 57
• More coming soon!