256426

Names of 256426

• Cardinal: 256426 can be written as Two hundred fifty-six thousand, four hundred twenty-six.

Scientific notation

• Scientific notation: 2.56426 × 10⁵

Factors of 256426

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 128215

Divisors of 256426

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 128213 256426
• Sum of all divisors σ(n): 384642
• Sum of proper divisors (its aliquot sum) s(n): 128216
• 256426 is a deficient number, because the sum of its proper divisors (128216) is less than itself. Its deficiency is 128210

Bases of 256426

• Binary: 111110100110101010₂
• Hexadecimal: 0x3E9AA
• Base-36: 5HUY

Squares and roots of 256426

• 256426 squared (256426²) is 65754293476
• 256426 cubed (256426³) is 16861110458876776
• The square root of 256426 is 506.3852288525
• The cube root of 256426 is 63.5312430213

Scales and comparisons

• 256,426 seconds is equal to 2 days, 23 hours, 13 minutes, 46 seconds.
• To count from 1 to 256,426 would take you about two 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 256426 cubic inches would be around 5.3 feet tall.

Recreational maths with 256426

• 256426 backwards is 624652
• The number of decimal digits it has is: 6
• The sum of 256426's digits is 25
• More coming soon!