121384019473856413

Names of 121384019473856413

• Cardinal: 121384019473856413 can be written as One hundred twenty-one quadrillion, three hundred eighty-four trillion, nineteen billion, four hundred seventy-three million, eight hundred fifty-six thousand, four hundred thirteen.

Scientific notation

• Scientific notation: 1.21384019473856413 × 10¹⁷

Factors of 121384019473856413

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1673468524

Divisors of 121384019473856413

• Number of divisors d(n): 16
• Complete list of divisors:
  1 31 103 3193 22717 704227 2339851 72535381 1673445673 51876815863 172364904319 5343312033889 38015665353541 1178485625959771 3915613531414723 121384019473856413
• Sum of all divisors σ(n): 126521703599389696
• Sum of proper divisors (its aliquot sum) s(n): 5137684125533283
• 121384019473856413 is a deficient number, because the sum of its proper divisors (5137684125533283) is less than itself. Its deficiency is 116246335348323130

Bases of 121384019473856413

• Binary: 110101111001111100001111101100010001001011111011110011101₂
• Hexadecimal: 0x1AF3E1F6225F79D
• Base-36: X771KQ8849P

Squares and roots of 121384019473856413

• 121384019473856413 squared (121384019473856413²) is 14734080183629552902267594141226569
• 121384019473856413 cubed (121384019473856413³) is 1788481875939051523119436049385196260702248406636997
• The square root of 121384019473856413 is 348402094.5313854065
• The cube root of 121384019473856413 is 495131.4407587335

Scales and comparisons

• 121,384,019,473,856,413 seconds is equal to 3,859,636,353 years, 43 weeks, 6 days, 6 hours, 20 minutes, 13 seconds.
• To count from 1 to 121,384,019,473,856,413 would take you about eleven billion, five hundred seventy-eight million, nine hundred nine thousand and sixty-one 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 121384019473856413 cubic inches would be around 41261 feet tall.

Recreational maths with 121384019473856413

• 121384019473856413 backwards is 314658374910483121
• The number of decimal digits it has is: 18
• The sum of 121384019473856413's digits is 70
• More coming soon!