18229009

Names of 18229009

• Cardinal: 18229009 can be written as Eighteen million, two hundred twenty-nine thousand and nine.

Scientific notation

• Scientific notation: 1.8229009 × 10⁷

Factors of 18229009

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 18229009

Divisors of 18229009

• Number of divisors d(n): 2
• Complete list of divisors:
  1 18229009
• Sum of all divisors σ(n): 18229010
• Sum of proper divisors (its aliquot sum) s(n): 1
• 18229009 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 18229008

Bases of 18229009

• Binary: 1000101100010011100010001₂
• Hexadecimal: 0x1162711
• Base-36: AUPLD

Squares and roots of 18229009

• 18229009 squared (18229009²) is 332296769122081
• 18229009 cubed (18229009³) is 6057440794997336647729
• The square root of 18229009 is 4269.5443550805
• The cube root of 18229009 is 263.1808911349

Scales and comparisons

• 18,229,009 seconds is equal to 30 weeks, 23 hours, 36 minutes, 49 seconds.
• To count from 1 to 18,229,009 would take you about forty-five 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 18229009 cubic inches would be around 21.9 feet tall.

Recreational maths with 18229009

• 18229009 backwards is 90092281
• The number of decimal digits it has is: 8
• The sum of 18229009's digits is 31
• More coming soon!