18039010

Names of 18039010

• Cardinal: 18039010 can be written as Eighteen million, thirty-nine thousand and ten.

Scientific notation

• Scientific notation: 1.803901 × 10⁷

Factors of 18039010

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 164009

Divisors of 18039010

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 5 10 11 22 55 110 163991 327982 819955 1639910 1803901 3607802 9019505 18039010
• Sum of all divisors σ(n): 35422272
• Sum of proper divisors (its aliquot sum) s(n): 17383262
• 18039010 is a deficient number, because the sum of its proper divisors (17383262) is less than itself. Its deficiency is 655748

Bases of 18039010

• Binary: 1000100110100000011100010₂
• Hexadecimal: 0x11340E2
• Base-36: AQMZM

Squares and roots of 18039010

• 18039010 squared (18039010²) is 325405881780100
• 18039010 cubed (18039010³) is 5869999955490041701000
• The square root of 18039010 is 4247.2355715217
• The cube root of 18039010 is 262.2633271157

Scales and comparisons

• 18,039,010 seconds is equal to 29 weeks, 5 days, 18 hours, 50 minutes, 10 seconds.
• To count from 1 to 18,039,010 would take you about forty-four weeks!

  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 18039010 cubic inches would be around 21.9 feet tall.

Recreational maths with 18039010

• 18039010 backwards is 01093081
• 18039010 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 18039010's digits is 22
• More coming soon!