42223121

Names of 42223121

• Cardinal: 42223121 can be written as Forty-two million, two hundred twenty-three thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 4.2223121 × 10⁷

Factors of 42223121

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 2483730

Divisors of 42223121

• Number of divisors d(n): 4
• Complete list of divisors:
  1 17 2483713 42223121
• Sum of all divisors σ(n): 44706852
• Sum of proper divisors (its aliquot sum) s(n): 2483731
• 42223121 is a deficient number, because the sum of its proper divisors (2483731) is less than itself. Its deficiency is 39739390

Bases of 42223121

• Binary: 10100001000100011000010001₂
• Hexadecimal: 0x2844611
• Base-36: P4ZKH

Squares and roots of 42223121

• 42223121 squared (42223121²) is 1782791946980641
• 42223121 cubed (42223121³) is 75275040095189189600561
• The square root of 42223121 is 6497.9320556621
• The cube root of 42223121 is 348.2171130533

Scales and comparisons

• 42,223,121 seconds is equal to 1 year, 17 weeks, 5 days, 16 hours, 38 minutes, 41 seconds.
• To count from 1 to 42,223,121 would take you about two 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 42223121 cubic inches would be around 29 feet tall.

Recreational maths with 42223121

• 42223121 backwards is 12132224
• 42223121 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 42223121's digits is 17
• More coming soon!