18147988405386

Names of 18147988405386

• Cardinal: 18147988405386 can be written as Eighteen trillion, one hundred forty-seven billion, nine hundred eighty-eight million, four hundred five thousand, three hundred eighty-six.

Scientific notation

• Scientific notation: 1.8147988405386 × 10¹³

Factors of 18147988405386

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 101

Divisors of 18147988405386

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 6 7 9 14 18 19 21 27 29 38 41 42 49 54 57 58 63 82 87 98 114 123 126 133 147 171 174 189 203 246 261 266 287 294 342 361 369 378 399 406 441 513 522 551 574 609 722 738 779 783 798 841 861 882 931 1026 1083 1102 1107 1189 1197 1218 1323 1421 1558 1566 1653 1682 1722 1827 1862 2009 2166 2214 2337 2378 2394 2523 2527 2583 2646 2793 2842 3249 3306 3567 3591 3654 3857 4018 4263 4674 4959 5046 5054 5166 5453 5481 5586 5887 6027 6498 6859 7011 7134 7182 7569 7581 7714 7749 8323 8379 8526 9747 9918 10469 10701 10906 10962 11571 11774 12054 12789 13718 14022 14801 14877 15138 15162 15498 15979 16359 16646 16758 17661 17689 18081 19494 20577 20938 21033 21402 22591 22707 22743 23142 24389 24969 25137 25578 26999 29602 29754 31407 31958 32103 32718 34481 34713 35322 35378 36162 38171 38367 41154 41209 42066 44403 45182 45414 45486 47937 48013 48778 49077 49938 50274 52983 53067 53998 54243 58261 61731 62814 64206 67773 68229 68962 69426 73167 73283 74907 76342 76734 80997 82418 88806 94221 95874 96026 98154 103443 103607 104139 105966 106134 108486 111853 114513 116522 123462 123627 133209 135546 136458 143811 144039 146334 146566 147231 149814 158137 158949 159201 161994 170723 174783 185193 188442 198911 203319 206886 207214 208278 219501 219849 223706 224721 229026 241367 242991 247254 266418 281219 282663 287622 288078 294462 303601 310329 310821 316274 317898 318402 335559 336091 341446 343539 349566 370386 370881 397822 399627 406638 429229 431433 432117 439002 439698 449442 463391 474411 477603 482734 485982 512169 512981 524349 562438 565326 596733 607202 609957 620658 621642 655139 658503 659547 671118 672182 687078 724101 725249 728973 741762 782971 799254 843657 858458 862866 864234 910803 926782 930987 932463 948822 955206 999949 1006677 1008273 1024338 1025962 1030617 1048698 1106959 1112643 1193466 1195061 1219914 1287687 1296351 1310278 1317006 1319094 1390173 1392377 1423233 1448202 1450498 1457946 1536507 1538943 1565942 1573047 1687314 1689569 1790199 1821606 1861974 1864926 1965417 1968533 1978641 1999898 2013354 2016546 2061234 2125207 2172303 2175747 2213918 2225286 2348913 2390122 2530971 2575374 2592702 2732409 2780346 2784754 2797389 2846466 2999847 3004603 3020031 3024819 3073014 3077886 3146094 3243737 3320877 3379138 3580398 3585183 3863061 3930834 3937066 3957282 4170519 4177131 4250414 4269699 4344606 4351494 4585973 4609521 4616829 4697826 5061942 5068707 5370597 5464818 5594778 5768419 5896251 5905599 5999694 6009206 6040062 6049638 6375621 6487474 6516909 6527241 6641754 6999643 7046739 7170366 7592913 7726122 8155351 8197227 8341038 8354262 8539398 8804429 8999541 9013809 9074457 9171946 9219042 9233658 9731211 9746639 9962631 10137414 10741194 10755549 11536838 11589183 11792502 11811198 12447641 12511557 12531393 12751242 13033818 13054482 13757919 13779731 13850487 13999286 14093478 14876449 15185826 15206121 16310702 16394454 17305257 17608858 17688753 17716797 17999082 18027618 18148914 18999031 19126863 19462422 19493278 19581723 19925262 20998929 21032221 21140217 21511098 22706159 23178366 24466053 24895282 25023114 25062786 26413287 26998623 27041427 27515838 27559462 27700974 29193633 29239917 29752898 29887893 30412242 32101811 32266647 34610514 35377506 35433594 37342923 37594179 37998062 38253726 39163446 40378933 41273757 41339193 41997858 42064442 42280434 44629347 45412318 45618363 48932106 48997501 51915771 52826574 53150391 53997246 54082854 56997093 57087457 57380589 58387266 58479834 59775786 61631003 62996787 63096663 64203622 64533294 68118477 73398159 74685846 75188358 79239861 80757866 81124281 82547514 82678386 87133487 87580899 87719751 89258694 91236726 96305433 97995002 103831542 106300782 112028769 113994186 114174914 114761178 121136799 123262006 123821271 124017579 125993574 126193326 132993217 133888041 136236954 146796318 146992503 155747313 158479722 162248562 167284151 170991279 171262371 174266974 175161798 175439502 184893009 188990361 189289989 192610866 204355431 220194477 224057538 236505179 237719583 242273598 247642542 248035158 261400461 263159253 265986434 267776082 282652531 288916299 293985006 311494626 334568302 336086307 341982558 342524742 360981589 363410397 369786018 372052737 377980722 378579978 398979651 399612199 401664123 408710862 431417021 440388954 440977509 473010358 475439166 501852453 512973837 513787113 522800922 526318506 554679027 565305062 567869967 577832598 609934409 613066293 672172614 709515537 721963178 726820794 744105474 784201383 797959302 799224398 803328246 847957593 862834042 866748897 881955018 930952519 1003704906 1025947674 1027574226 1082944767 1090231191 1109358054 1135739934 1170989057 1196938953 1198836597 1219868818 1226132586 1294251063 1322932527 1419031074 1505557359 1541361339 1568402766 1655536253 1664037081 1695915186 1733497794 1829803227 1861905038 2128546611 2165889534 2180462382 2341978114 2352604149 2393877906 2397673194 2526871123 2543872779 2588502126 2645865054 2792857557 3011114718 3082722678 3248834301 3311072506 3328074162 3512967171 3590816859 3596509791 3659606454 3882753189 4257093222 4516672077 4705208298 4966608759 5053742246 5087745558 5489409681 5585715114 6385639833 6497668602 6858650191 7025934342 7181633718 7193019582 7580613369 7631618337 7765506378 8196923399 8378572671 9033344154 9746502903 9933217518 10538901513 10789529373 10978819362 11588753771 11648259567 12771279666 13717300382 14899826277 15161226738 15263236674 16393846798 16468229043 16757145342 17688097861 19493005806 20575950573 21077803026 21579058746 22741840107 23177507542 23296519134 24590770197 25135718013 29799652554 31616704539 32936458086 34766261313 35376195722 41151901146 44699478831 45483680214 48010551337 49181540394 50271436026 53064293583 61727851719 63233409078 68225520321 69532522626 73772310591 89398957662 96021102674 104298783939 106128587166 123455703438 136451040642 144031654011 147544621182 159192880749 185183555157 208597567878 221316931773 288063308022 312896351817 318385761498 336073859359 370367110314 432094962033 442633863546 477578642247 625792703634 672147718718 864189924066 955157284494 1008221578077 1296284886099 2016443156154 2592569772198 3024664734231 6049329468462 9073994202693 18147988405386
• Sum of all divisors σ(n): 52538455872000
• Sum of proper divisors (its aliquot sum) s(n): 34390467466614
• 18147988405386 is an abundant number, because the sum of its proper divisors (34390467466614) is greater than itself. Its abundance is 16242479061228

Bases of 18147988405386

• Binary: 100001000000101101000011001101111110010001010₂
• Hexadecimal: 0x10816866FC8A
• Base-36: 6FL2JQ9AI

Squares and roots of 18147988405386

• 18147988405386 squared (18147988405386²) is 329349483162024691073808996
• 18147988405386 cubed (18147988405386³) is 5977030601744295730431734189347181652456
• The square root of 18147988405386 is 4260045.5872426999
• The cube root of 18147988405386 is 26279.0401058615

Scales and comparisons

• 18,147,988,405,386 seconds is equal to 577,049 years, 46 weeks, 4 days, 2 hours, 23 minutes, 6 seconds.
• To count from 1 to 18,147,988,405,386 would take you about one million, four hundred forty-two thousand, six hundred twenty-four 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 18147988405386 cubic inches would be around 2189.9 feet tall.

Recreational maths with 18147988405386

• 18147988405386 backwards is 68350488974181
• The number of decimal digits it has is: 14
• The sum of 18147988405386's digits is 72
• More coming soon!