121107765284446835998

Names of 121107765284446835998

• Cardinal: 121107765284446835998 can be written as One hundred twenty-one quintillion, one hundred seven quadrillion, seven hundred sixty-five trillion, two hundred eighty-four billion, four hundred forty-six million, eight hundred thirty-five thousand, nine hundred ninety-eight.

Scientific notation

• Scientific notation: 1.21107765284446835998 × 10²⁰

Factors of 121107765284446835998

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 69624639

Divisors of 121107765284446835998

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 64283 128566 18419503 36839006 51140851 102281702 1184060911349 2368121822698 3287487324833 6574974649666 941989058417053 1883978116834106 60553882642223417999 121107765284446835998
• Sum of all divisors σ(n): 181664487308699087616
• Sum of proper divisors (its aliquot sum) s(n): 60556722024252251618
• 121107765284446835998 is a deficient number, because the sum of its proper divisors (60556722024252251618) is less than itself. Its deficiency is 60551043260194584380

Bases of 121107765284446835998

• Binary: 1101001000010110101001101101101111010101000110101101001010100011110₂
• Hexadecimal: 0x690B536DEA8D6951E
• Base-36: PK4BJU1YIUSDA

Squares and roots of 121107765284446835998

• 121107765284446835998 squared (121107765284446835998²) is 14667090812192666218988651449273108656004
• 121107765284446835998 cubed (121107765284446835998³) is 1776298591488696129996256084156496756145371225246003986031992
• The square root of 121107765284446835998 is 11004897331.8448925907
• The cube root of 121107765284446835998 is 4947555.3726142373

Scales and comparisons

• 121,107,765,284,446,835,998 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 121,107,765,284,446,835,998 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 121107765284446835998 cubic inches would be around 412296.3 feet tall.

Recreational maths with 121107765284446835998

• 121107765284446835998 backwards is 899538644482567701121
• The number of decimal digits it has is: 21
• The sum of 121107765284446835998's digits is 100
• More coming soon!