428223

Names of 428223

• Cardinal: 428223 can be written as Four hundred twenty-eight thousand, two hundred twenty-three.

Scientific notation

• Scientific notation: 4.28223 × 10⁵

Factors of 428223

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 761

Divisors of 428223

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 349 409 1047 1227 142741 428223
• Sum of all divisors σ(n): 574000
• Sum of proper divisors (its aliquot sum) s(n): 145777
• 428223 is a deficient number, because the sum of its proper divisors (145777) is less than itself. Its deficiency is 282446

Bases of 428223

• Binary: 1101000100010111111₂
• Hexadecimal: 0x688BF
• Base-36: 96F3

Squares and roots of 428223

• 428223 squared (428223²) is 183374937729
• 428223 cubed (428223³) is 78525365959125567
• The square root of 428223 is 654.3874998807
• The cube root of 428223 is 75.3743065977

Scales and comparisons

• 428,223 seconds is equal to 4 days, 22 hours, 57 minutes, 3 seconds.
• To count from 1 to 428,223 would take you about four days.

  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 428223 cubic inches would be around 6.3 feet tall.

Recreational maths with 428223

• 428223 backwards is 322824
• The number of decimal digits it has is: 6
• The sum of 428223's digits is 21
• More coming soon!