18238418936660874

Names of 18238418936660874

• Cardinal: 18238418936660874 can be written as Eighteen quadrillion, two hundred thirty-eight trillion, four hundred eighteen billion, nine hundred thirty-six million, six hundred sixty thousand, eight hundred seventy-four.

Scientific notation

• Scientific notation: 1.8238418936660874 × 10¹⁶

Factors of 18238418936660874

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 9595

Divisors of 18238418936660874

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 7 14 19 21 38 42 49 57 98 101 114 133 147 202 266 294 303 361 399 606 707 722 798 931 1083 1414 1862 1919 2121 2166 2527 2793 3838 4242 4949 5054 5586 5757 6859 7581 9463 9898 11514 13433 13718 14847 15162 17689 18926 20577 26866 28389 29694 35378 36461 40299 41154 48013 53067 56778 66241 72922 80598 94031 96026 106134 109383 132482 144039 179797 188062 198723 218766 255227 282093 288078 336091 359594 397446 463687 510454 539391 564186 672182 692759 765681 927374 955763 1008273 1078782 1258579 1385518 1391061 1531362 1786589 1911526 2016546 2078277 2517158 2782122 2867289 3416143 3573178 3775737 4156554 4849313 5359767 5734578 6690341 6832286 7551474 8810053 9698626 10248429 10719534 13380682 14547939 17620106 18159497 20071023 20496858 23913001 26430159 29095878 33945191 36318994 40142046 46832387 47826002 52860318 54478491 64906717 67890382 71739003 89548369 93664774 101835573 108956982 127116479 129813434 140497161 143478006 167391007 179096738 194720151 203671146 254232958 268645107 280994322 334782014 345030443 381349437 389440302 454347019 502173021 537290214 626838583 690060886 762698874 889815353 908694038 1004346042 1035091329 1253677166 1363041057 1701419011 1779630706 1880515749 2070182658 2415213101 2669446059 2726082114 3180429133 3402838022 3761031498 4387870081 4830426202 5104257033 5338892118 6360858266 6555578417 7245639303 8775740162 9044385269 9541287399 10208514066 11909933077 13111156834 13163610243 14491278606 16906491707 18088770538 19082574798 19666735251 23819866154 26327220486 27133155807 32326961209 33812983414 35729799231 39333470502 45889048919 50719475121 54266311614 63310696883 64653922418 71459598462 83369531539 91778097838 96980883627 101438950242 126621393766 137667146757 166739063078 171843320111 189932090649 193961767254 226288728463 250108594617 275334293514 321223342433 343686640222 379864181298 443174878181 452577456926 500217189234 515529960333 614212262971 642446684866 678866185389 886349756362 963670027299 1031059920666 1202903240777 1228424525942 1329524634543 1357732370778 1584021099241 1842636788913 1927340054598 2405806481554 2659049269086 3168042198482 3265023082109 3608709722331 3685273577826 4299485840797 4752063297723 6530046164218 7217419444662 8420322685439 8598971681594 9504126595446 9795069246327 12898457522391 16840645370878 19590138492654 22855161574763 25260968056317 25796915044782 30096400885579 45710323149526 50521936112634 60192801771158 62035438560071 68565484724289 90289202656737 124070877120142 137130969448578 159986131023341 180578405313474 186106315680213 319972262046682 372212631360426 434248069920497 479958393070023 868496139840994 959916786140046 1302744209761491 2605488419522982 3039736489443479 6079472978886958 9119209468330437 18238418936660874
• Sum of all divisors σ(n): 45237481263466560
• Sum of proper divisors (its aliquot sum) s(n): 26999062326805686
• 18238418936660874 is an abundant number, because the sum of its proper divisors (26999062326805686) is greater than itself. Its abundance is 8760643390144812

Bases of 18238418936660874

• Binary: 1000000110010111011111011010001111111000000001110001010₂
• Hexadecimal: 0x40CBBED1FC038A
• Base-36: 4ZKZ9ZOV5VU

Squares and roots of 18238418936660874

• 18238418936660874 squared (18238418936660874²) is 332639925309149965848256882443876
• 18238418936660874 cubed (18238418936660874³) is 6066826312847859469189360801886714914564150107624
• The square root of 18238418936660874 is 135049690.6203819261
• The cube root of 18238418936660874 is 263226.1685918107

Scales and comparisons

• 18,238,418,936,660,874 seconds is equal to 579,925,307 years, 2 weeks, 4 days, 21 hours, 47 minutes, 54 seconds.
• To count from 1 to 18,238,418,936,660,874 would take you about one billion, seven hundred thirty-nine million, seven hundred seventy-five thousand, nine hundred twenty-one 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 18238418936660874 cubic inches would be around 21935.5 feet tall.

Recreational maths with 18238418936660874

• 18238418936660874 backwards is 47806663981483281
• The number of decimal digits it has is: 17
• The sum of 18238418936660874's digits is 84
• More coming soon!