121421

Names of 121421

• Cardinal: 121421 can be written as One hundred twenty-one thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 1.21421 × 10⁵

Factors of 121421

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 121421

Divisors of 121421

• Number of divisors d(n): 2
• Complete list of divisors:
  1 121421
• Sum of all divisors σ(n): 121422
• Sum of proper divisors (its aliquot sum) s(n): 1
• 121421 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 121420

Bases of 121421

• Binary: 11101101001001101₂
• Hexadecimal: 0x1DA4D
• Base-36: 2LOT

Squares and roots of 121421

• 121421 squared (121421²) is 14743059241
• 121421 cubed (121421³) is 1790116996101461
• The square root of 121421 is 348.4551621085
• The cube root of 121421 is 49.5181717453

Scales and comparisons

• 121,421 seconds is equal to 1 day, 9 hours, 43 minutes, 41 seconds.
• To count from 1 to 121,421 would take you about nine hours.

  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 121421 cubic inches would be around 4.1 feet tall.

Recreational maths with 121421

• 121421 backwards is 124121
• The number of decimal digits it has is: 6
• The sum of 121421's digits is 11
• More coming soon!