121379688073094190961

Names of 121379688073094190961

• Cardinal: 121379688073094190961 can be written as One hundred twenty-one quintillion, three hundred seventy-nine quadrillion, six hundred eighty-eight trillion, seventy-three billion, ninety-four million, one hundred ninety thousand, nine hundred sixty-one.

Scientific notation

• Scientific notation: 1.21379688073094190961 × 10²⁰

Factors of 121379688073094190961

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 31498

Divisors of 121379688073094190961

• Number of divisors d(n): 135
• Complete list of divisors:
  1 13 31 67 169 403 871 961 2077 2197 4489 5239 11323 12493 27001 28561 31387 58357 64387 68107 139159 147199 162409 351013 408031 758641 837031 885391 972997 1809067 1913587 2102929 2111317 4313929 4563169 5304403 9862333 10881403 12648961 23517871 27338077 27447121 30162907 56081077 59321197 65190799 68957239 128210329 140896243 141458239 164436493 305732323 355395001 392117791 729054001 847480387 896444107 985143769 1831651159 1838957107 2020914769 2137674409 3974520199 4367783533 4620135013 5097531283 9477702013 11017245031 12806868997 23811465067 26271891997 27789767317 30539456839 56781185929 60061755169 66004632523 66267906679 123210126169 135401289523 143224185403 166489296961 309549045871 341534595961 397012938907 738155417077 858060222799 861482786827 946723162009 1760216763799 1861914410239 2046143608213 2164360860493 4024137596323 4422310379041 4439949747493 5161168205791 9596020422001 11154782896387 12307401106117 22882817929387 26599866906769 28136691186409 57490034927533 57719346717409 63430451854603 67095186675283 124748265486013 137091621750271 145012177653031 159996214379521 297476633082031 345798269787997 747370454057929 824595874109839 872237426778679 1782191082753523 1885158309489403 2079950786933773 3867196230066403 4249840274258401 4495377507243961 9715815902753077 10719746363427907 23168484075795799 27039360230139049 55247923565359213 58439907594171493 126305606735790001 139356702724562791 301190292985345387 718223006349669769 1811637135419316283 3915473808809490031 9336899082545706997 121379688073094190961
• Sum of all divisors σ(n): 137935506723392731437
• Sum of proper divisors (its aliquot sum) s(n): 16555818650298540476
• 121379688073094190961 is a deficient number, because the sum of its proper divisors (16555818650298540476) is less than itself. Its deficiency is 104823869422795650485

Bases of 121379688073094190961

• Binary: 1101001010001111011010001110011010010010000011111110101011101110001₂
• Hexadecimal: 0x6947B4734907F5771
• Base-36: PM6P0F2J155DD

Squares and roots of 121379688073094190961

• 121379688073094190961 squared (121379688073094190961²) is 14733028676721644192259961088243134103521
• 121379688073094190961 cubed (121379688073094190961³) is 1788290425152424846433707087814038279566011697607895516473681
• 121379688073094190961 is a perfect square number. Its square root is 11017245031
• The cube root of 121379688073094190961 is 4951255.5135577709

Scales and comparisons

• 121,379,688,073,094,190,961 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 121,379,688,073,094,190,961 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 121379688073094190961 cubic inches would be around 412604.6 feet tall.

Recreational maths with 121379688073094190961

• 121379688073094190961 backwards is 169091490370886973121
• The number of decimal digits it has is: 21
• The sum of 121379688073094190961's digits is 94
• More coming soon!