121312931317808238

Names of 121312931317808238

• Cardinal: 121312931317808238 can be written as One hundred twenty-one quadrillion, three hundred twelve trillion, nine hundred thirty-one billion, three hundred seventeen million, eight hundred eight thousand, two hundred thirty-eight.

Scientific notation

• Scientific notation: 1.21312931317808238 × 10¹⁷

Factors of 121312931317808238

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 289847

Divisors of 121312931317808238

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 6 9 18 27 54 81 157 162 229 314 458 471 687 942 1374 1413 2061 2826 4122 4239 6183 8478 12366 12717 18549 25434 35953 37098 71906 107859 133877 155579 215718 267754 311158 323577 401631 466737 647154 803262 933474 970731 1204893 1400211 1941462 2409786 2800422 2912193 3614679 4200633 5824386 7229358 8401266 10844037 12601899 21018689 21688074 24425903 25203798 30657833 35627591 42037378 48851806 61315666 63056067 71255182 73277709 91973499 106882773 126112134 146555418 183946998 189168201 213765546 219833127 275920497 320648319 378336402 439666254 551840994 567504603 641296638 659499381 827761491 961944957 1135009206 1318998762 1655522982 1702513809 1923889914 1978498143 2483284473 2885834871 3405027618 3956996286 4813279781 4966568946 5593531787 5771669742 9626559562 11187063574 14439839343 16780595361 20828449783 28879678686 33561190722 41656899566 43319518029 50341786083 62485349349 86639036058 100683572166 124970698698 129958554087 151025358249 187456048047 259917108174 302050716498 374912096094 389875662261 453076074747 562368144141 779751324522 906152149494 1124736288282 1687104432423 3270066615931 3374208864846 4769715000307 6540133231862 9539430000614 9810199847793 14309145000921 19620399695586 28618290001842 29430599543379 42927435002763 58861199086758 85854870005526 88291798630137 128782305008289 176583597260274 257564610016578 264875395890411 386346915024867 529750791780822 748845255048199 772693830049734 1497690510096398 2246535765144597 4493071530289194 6739607295433791 13479214590867582 20218821886301373 40437643772602746 60656465658904119 121312931317808238
• Sum of all divisors σ(n): 274760647385320800
• Sum of proper divisors (its aliquot sum) s(n): 153447716067512562
• 121312931317808238 is an abundant number, because the sum of its proper divisors (153447716067512562) is greater than itself. Its abundance is 32134784749704324

Bases of 121312931317808238

• Binary: 110101110111111010111011111100001110110111111110001101110₂
• Hexadecimal: 0x1AEFD77E1DBFC6E
• Base-36: X6HUFA3K0VI

Squares and roots of 121312931317808238

• 121312931317808238 squared (121312931317808238²) is 14716827304919258796453232140664644
• 121312931317808238 cubed (121312931317808238³) is 1785341460057714957671952365774234607741162658537272
• The square root of 121312931317808238 is 348300059.3135296007
• The cube root of 121312931317808238 is 495034.7645111559

Scales and comparisons

• 121,312,931,317,808,238 seconds is equal to 3,857,375,970 years, 19 weeks, 2 days, 8 hours, 57 minutes, 18 seconds.
• To count from 1 to 121,312,931,317,808,238 would take you about eleven billion, five hundred seventy-two million, one hundred twenty-seven thousand, nine hundred eleven 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 121312931317808238 cubic inches would be around 41252.9 feet tall.

Recreational maths with 121312931317808238

• 121312931317808238 backwards is 832808713139213121
• The number of decimal digits it has is: 18
• The sum of 121312931317808238's digits is 63
• More coming soon!