428255

Names of 428255

• Cardinal: 428255 can be written as Four hundred twenty-eight thousand, two hundred fifty-five.

Scientific notation

• Scientific notation: 4.28255 × 10⁵

Factors of 428255

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 985

Divisors of 428255

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 97 485 883 4415 85651 428255
• Sum of all divisors σ(n): 519792
• Sum of proper divisors (its aliquot sum) s(n): 91537
• 428255 is a deficient number, because the sum of its proper divisors (91537) is less than itself. Its deficiency is 336718

Bases of 428255

• Binary: 1101000100011011111₂
• Hexadecimal: 0x688DF
• Base-36: 96FZ

Squares and roots of 428255

• 428255 squared (428255²) is 183402345025
• 428255 cubed (428255³) is 78542971268681375
• The square root of 428255 is 654.4119497689
• The cube root of 428255 is 75.3761840601

Scales and comparisons

• 428,255 seconds is equal to 4 days, 22 hours, 57 minutes, 35 seconds.
• To count from 1 to 428,255 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 428255 cubic inches would be around 6.3 feet tall.

Recreational maths with 428255

• 428255 backwards is 552824
• The number of decimal digits it has is: 6
• The sum of 428255's digits is 26
• More coming soon!