800018

Names of 800018

• Cardinal: 800018 can be written as Eight hundred thousand and eighteen.

Scientific notation

• Scientific notation: 8.00018 × 10⁵

Factors of 800018

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 400011

Divisors of 800018

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 400009 800018
• Sum of all divisors σ(n): 1200030
• Sum of proper divisors (its aliquot sum) s(n): 400012
• 800018 is a deficient number, because the sum of its proper divisors (400012) is less than itself. Its deficiency is 400006

Bases of 800018

• Binary: 11000011010100010010₂
• Hexadecimal: 0xC3512
• Base-36: H5AQ

Squares and roots of 800018

• 800018 squared (800018²) is 640028800324
• 800018 cubed (800018³) is 512034560777605832
• The square root of 800018 is 894.4372532491
• The cube root of 800018 is 92.8324729051

Scales and comparisons

• 800,018 seconds is equal to 1 week, 2 days, 6 hours, 13 minutes, 38 seconds.
• To count from 1 to 800,018 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 800018 cubic inches would be around 7.7 feet tall.

Recreational maths with 800018

• 800018 backwards is 810008
• The number of decimal digits it has is: 6
• The sum of 800018's digits is 17
• More coming soon!