78838008455350989

Names of 78838008455350989

• Cardinal: 78838008455350989 can be written as Seventy-eight quadrillion, eight hundred thirty-eight trillion, eight billion, four hundred fifty-five million, three hundred fifty thousand, nine hundred eighty-nine.

Scientific notation

• Scientific notation: 7.8838008455350989 × 10¹⁶

Factors of 78838008455350989

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 274

Divisors of 78838008455350989

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 9 13 39 101 117 157 169 303 471 507 909 1313 1413 1521 2041 2197 3939 6123 6591 10201 11817 15857 17069 18369 19773 24649 26533 30603 47571 51207 73947 79599 91809 132613 142713 153621 206141 221841 221897 238797 320437 344929 397839 618423 665691 961311 1030301 1034787 1193517 1601557 1723969 1855269 1997073 2489549 2679833 2883933 3090903 3104361 3869893 4165681 4804671 5171907 7468647 8039499 9272709 11609679 12497043 13393913 14414013 15515721 20820241 22405941 22411597 24118497 32364137 34829037 34837829 37491129 40181739 50308609 54153853 62460723 67234791 97092411 104513487 120545217 150925827 161757257 162461559 174120869 187382169 201704373 251444449 270663133 291277233 313540461 390859193 420733781 452777481 485271771 487384677 522362607 654011917 754333347 811989399 1172577579 1262201343 1455815313 1567087821 1962035751 2102844341 2263000041 2263571297 2435968197 3268777837 3517732737 3518620729 3786604029 5081169509 5469539153 5886107253 6308533023 6790713891 8502154921 9806333511 10555862187 15243508527 16408617459 18925599069 20372141673 25395889349 25506464763 27336976433 29419000533 31667586561 39476778493 42494111881 45730525581 49225852377 66055203617 76187668047 76519394289 82010929299 118430335479 127482335643 198165610851 228563004141 246032787897 330146561537 355291006437 355380693629 382447006929 513198120409 552423454453 594496832553 858717647021 990439684611 1066142080887 1539594361227 1657270363359 2576152941063 2971319053833 3198426242661 3987154627793 4291905299981 4618783083681 4971811090077 6671575565317 7728458823189 11961463883379 12875715899943 20014726695951 35884391650137 38627147699829 51833010161309 55794768899753 60044180087853 86730482349121 155499030483927 167384306699259 260191447047363 466497091451781 502152920097777 673829132097017 780574341142089 2021487396291051 6064462188873153 8759778717261221 26279336151783663 78838008455350989
• Sum of all divisors σ(n): 125394881938872000
• Sum of proper divisors (its aliquot sum) s(n): 46556873483521011
• 78838008455350989 is a deficient number, because the sum of its proper divisors (46556873483521011) is less than itself. Its deficiency is 32281134971829978

Bases of 78838008455350989

• Binary: 100011000000101101100000001000000110001111100101011001101₂
• Hexadecimal: 0x11816C040C7CACD
• Base-36: LK9QP3D9BD9

Squares and roots of 78838008455350989

• 78838008455350989 squared (78838008455350989²) is 6215431577205994034524347183278121
• 78838008455350989 cubed (78838008455350989³) is 490012247237421691084361999778819604108024659411669
• The square root of 78838008455350989 is 280781068.5487021737
• The cube root of 78838008455350989 is 428790.5593677425

Scales and comparisons

• 78,838,008,455,350,989 seconds is equal to 2,506,804,806 years, 47 weeks, 1 day, 17 hours, 3 minutes, 9 seconds.
• To count from 1 to 78,838,008,455,350,989 would take you about seven billion, five hundred twenty million, four hundred fourteen thousand, four hundred twenty 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 78838008455350989 cubic inches would be around 35732.5 feet tall.

Recreational maths with 78838008455350989

• 78838008455350989 backwards is 98905355480083887
• The number of decimal digits it has is: 17
• The sum of 78838008455350989's digits is 90
• More coming soon!