18618145988126338

Names of 18618145988126338

• Cardinal: 18618145988126338 can be written as Eighteen quadrillion, six hundred eighteen trillion, one hundred forty-five billion, nine hundred eighty-eight million, one hundred twenty-six thousand, three hundred thirty-eight.

Scientific notation

• Scientific notation: 1.8618145988126338 × 10¹⁶

Factors of 18618145988126338

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 114

Divisors of 18618145988126338

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 19 23 29 38 41 46 58 82 361 437 529 551 667 722 779 841 874 943 1058 1102 1189 1334 1558 1681 1682 1886 2378 3362 8303 10051 10469 12673 14801 15341 15979 16606 17917 19343 20102 20938 21689 22591 24389 25346 27347 29602 30682 31939 31958 34481 35834 38663 38686 43378 45182 48749 48778 54694 63878 68921 68962 77326 97498 137842 190969 240787 291479 303601 340423 367517 381938 412091 429229 444889 463391 481574 519593 560947 582958 606841 607202 628981 655139 680846 707281 734597 735034 793063 824182 858458 889249 889778 926231 926782 999949 1039186 1121227 1121894 1213682 1257962 1309499 1310278 1413721 1414562 1469194 1585183 1586126 1778498 1852462 1998709 1999898 2242454 2618998 2827442 3170366 3997418 5538101 6982823 7829729 8452891 8804429 9872267 10657993 11076202 11950639 12447641 12901781 13438339 13957343 13965646 15068197 15659458 16267463 16895731 16905782 17598389 17608858 18240449 18999031 19744534 21303313 21315986 22998827 23901278 24880481 24895282 25788221 25803562 26860699 26876678 27914686 28998521 30118477 30136394 32515583 32534926 33791462 35196778 36459209 36480898 37975471 37998062 40997909 42606626 45970307 45997654 49760962 51576442 53721398 57962561 57997042 60236954 65031166 72918418 75950942 81995818 91940614 115925122 160604929 202501867 227062141 245133839 255328441 286295743 309081797 321018889 321209858 346568531 360981589 374151649 404762947 405003734 436977713 454124282 489976199 490267678 510353281 510656882 528973021 550971899 572251063 572591486 617796077 618163594 642037778 666965983 692724971 693137062 721533949 721963178 747858409 748303298 778960271 809525894 873435833 873955426 942951907 979952398 1020706562 1057317061 1057946042 1101288659 1101943798 1144502126 1188939361 1235592154 1333138903 1333931966 1385449942 1443067898 1495716818 1557920542 1680914269 1746871666 1885903814 2114634122 2202577318 2377878722 2666277806 3361828538 4657542941 5872554143 6584802089 7108881331 8302576547 9309547781 9315085882 10050487399 10468466081 11738125463 11745108286 12672353677 13161774449 13169604178 14209309771 14217762662 14800245149 15340217609 16595280827 16605153094 17916086233 18619095562 20089024159 20100974798 20924484521 20936932162 21687893861 22589847859 23476250926 25329639157 25344707354 26323548898 27345605303 28418619542 29600490298 30662194769 30680435218 31937371111 33190561654 35832172466 38661028187 40178048318 41848969042 43375787722 45179695718 48746513801 50659278314 54691210606 61324389538 63874742222 77322056374 97493027602 135068745289 190959260581 240774719863 269976885649 270137490578 291464134571 340405638427 381691459021 381918521162 412069983359 429207109321 481263143983 481549439726 519566500757 539953771298 582581700611 582928269142 606810051109 628948921969 680811276854 734559535553 763382918042 824139966718 858414218642 889203648301 926183762219 962526287966 1039133001514 1121169817423 1165163401222 1213620102218 1257897843938 1469119071106 1778407296602 1852367524438 2242339634846 5537818556849 7829329683821 9871763514383 11069052311609 11075637113698 11950029517411 13956631175507 15658659367642 16894869317719 17597491482161 19743527028766 21302226531037 22138104623218 23900059034822 25786905800729 27913262351014 33789738635438 35194982964322 42604453062074 51573811601458 227050560830809 321002517036661 404742304089703 454101121661618 489951210213851 642005034073322 809484608179406 979902420427702 9309072994063169 18618145988126338
• Sum of all divisors σ(n): 32709852107813916
• Sum of proper divisors (its aliquot sum) s(n): 14091706119687578
• 18618145988126338 is a deficient number, because the sum of its proper divisors (14091706119687578) is less than itself. Its deficiency is 4526439868438760

Bases of 18618145988126338

• Binary: 1000010001001010001101011101001111111111010011010000010₂
• Hexadecimal: 0x42251AE9FFA682
• Base-36: 53BKY6V1NYA

Squares and roots of 18618145988126338

• 18618145988126338 squared (18618145988126338²) is 346635360035184854799679849290244
• 18618145988126338 cubed (18618145988126338³) is 6453707737781805661343147113933282928940702846472
• The square root of 18618145988126338 is 136448327.1723268067
• The cube root of 18618145988126338 is 265040.4399569245

Scales and comparisons

• 18,618,145,988,126,338 seconds is equal to 591,999,452 years, 37 weeks, 1 day, 11 hours, 58 minutes, 58 seconds.
• To count from 1 to 18,618,145,988,126,338 would take you about one billion, seven hundred seventy-five million, nine hundred ninety-eight thousand, three hundred fifty-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 18618145988126338 cubic inches would be around 22086.7 feet tall.

Recreational maths with 18618145988126338

• 18618145988126338 backwards is 83362188954181681
• 18618145988126338 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18618145988126338's digits is 82
• More coming soon!