428658

Names of 428658

• Cardinal: 428658 can be written as Four hundred twenty-eight thousand, six hundred fifty-eight.

Scientific notation

• Scientific notation: 4.28658 × 10⁵

Factors of 428658

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 71448

Divisors of 428658

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 3 6 71443 142886 214329 428658
• Sum of all divisors σ(n): 857328
• Sum of proper divisors (its aliquot sum) s(n): 428670
• 428658 is an abundant number, because the sum of its proper divisors (428670) is greater than itself. Its abundance is 12

Bases of 428658

• Binary: 1101000101001110010₂
• Hexadecimal: 0x68A72
• Base-36: 96R6

Squares and roots of 428658

• 428658 squared (428658²) is 183747680964
• 428658 cubed (428658³) is 78764913426666312
• The square root of 428658 is 654.7197873899
• The cube root of 428658 is 75.3998203505

Scales and comparisons

• 428,658 seconds is equal to 4 days, 23 hours, 4 minutes, 18 seconds.
• To count from 1 to 428,658 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 428658 cubic inches would be around 6.3 feet tall.

Recreational maths with 428658

• 428658 backwards is 856824
• The number of decimal digits it has is: 6
• The sum of 428658's digits is 33
• More coming soon!