121981142338066491038947331

Names of 121981142338066491038947331

• Cardinal: 121981142338066491038947331 can be written as One hundred twenty-one septillion, nine hundred eighty-one sextillion, one hundred forty-two quintillion, three hundred thirty-eight quadrillion, sixty-six trillion, four hundred ninety-one billion, thirty-eight million, nine hundred forty-seven thousand, three hundred thirty-one.

Scientific notation

• Scientific notation: 1.21981142338066491038947331 × 10²⁶

Factors of 121981142338066491038947331

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 46788

Divisors of 121981142338066491038947331

• Number of divisors d(n): 6
• Complete list of divisors:
  1 16229 30559 495942011 933852481 15155491914149
• Sum of all divisors σ(n): 121981142338066492468788612
• Sum of proper divisors (its aliquot sum) s(n): 1429841281
• 121981142338066491038947331 is a deficient number, because the sum of its proper divisors (1429841281) is less than itself. Its deficiency is 121981142338066489609106050

Bases of 121981142338066491038947331

• Binary: 110010011100110100000101111100111101100001010001110010011000010011011101101100000000011₂
• Hexadecimal: 0x64E682F9EC28E4C26ED803
• Base-36: FBRL59ARJ9OR906WZ

Squares and roots of 121981142338066491038947331

• 121981142338066491038947331 squared (121981142338066491038947331²) is 14879399086099637412016076189850660051487936592023561
• 121981142338066491038947331 cubed (121981142338066491038947331³) is 1815006097826416335109469673537008512891513259046360611776343565551004590065691
• The square root of 121981142338066491038947331 is 11044507337951.5888227365
• 121981142338066491038947331 is a perfect cube number. Its cube root is 495942011

Scales and comparisons

• 121,981,142,338,066,491,038,947,331 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 121,981,142,338,066,491,038,947,331 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 121981142338066491038947331 cubic inches would be around 41328500.9 feet tall.

Recreational maths with 121981142338066491038947331

• 121981142338066491038947331 backwards is 133749830194660833241189121
• The number of decimal digits it has is: 27
• The sum of 121981142338066491038947331's digits is 107
• More coming soon!