20122142

Names of 20122142

• Cardinal: 20122142 can be written as Twenty million, one hundred twenty-two thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 2.0122142 × 10⁷

Factors of 20122142

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 6402

Divisors of 20122142

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 2777 3623 5554 7246 10061071 20122142
• Sum of all divisors σ(n): 30202416
• Sum of proper divisors (its aliquot sum) s(n): 10080274
• 20122142 is a deficient number, because the sum of its proper divisors (10080274) is less than itself. Its deficiency is 10041868

Bases of 20122142

• Binary: 1001100110000101000011110₂
• Hexadecimal: 0x1330A1E
• Base-36: BZACE

Squares and roots of 20122142

• 20122142 squared (20122142²) is 404900598668164
• 20122142 cubed (20122142³) is 8147467342285806887288
• The square root of 20122142 is 4485.7710596953
• The cube root of 20122142 is 271.9932145799

Scales and comparisons

• 20,122,142 seconds is equal to 33 weeks, 1 day, 21 hours, 29 minutes, 2 seconds.
• To count from 1 to 20,122,142 would take you about forty-nine weeks!

  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 20122142 cubic inches would be around 22.7 feet tall.

Recreational maths with 20122142

• 20122142 backwards is 24122102
• The number of decimal digits it has is: 8
• The sum of 20122142's digits is 14
• More coming soon!