422

Names of 422

• Cardinal: 422 can be written as Four hundred twenty-two.

Scientific notation

• Scientific notation: 4.22 × 10²

Factors of 422

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 213

Divisors of 422

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 211 422
• Sum of all divisors σ(n): 636
• Sum of proper divisors (its aliquot sum) s(n): 214
• 422 is a deficient number, because the sum of its proper divisors (214) is less than itself. Its deficiency is 208

Bases of 422

• Binary: 110100110₂
• Hexadecimal: 0x1A6
• Base-36: BQ

Squares and roots of 422

• 422 squared (422²) is 178084
• 422 cubed (422³) is 75151448
• The square root of 422 is 20.5426385841
• The cube root of 422 is 7.5007406675

Scales and comparisons

• 422 seconds is equal to 7 minutes, 2 seconds.
• To count from 1 to 422 would take you about three minutes.

  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 422 cubic inches would be around 0.6 feet tall.

Recreational maths with 422

• 422 backwards is 224
• The number of decimal digits it has is: 3
• The sum of 422's digits is 8
• More coming soon!