18080641

Names of 18080641

• Cardinal: 18080641 can be written as Eighteen million, eighty thousand, six hundred forty-one.

Scientific notation

• Scientific notation: 1.8080641 × 10⁷

Factors of 18080641

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 18080641

Divisors of 18080641

• Number of divisors d(n): 2
• Complete list of divisors:
  1 18080641
• Sum of all divisors σ(n): 18080642
• Sum of proper divisors (its aliquot sum) s(n): 1
• 18080641 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 18080640

Bases of 18080641

• Binary: 1000100111110001110000001₂
• Hexadecimal: 0x113E381
• Base-36: ARJ41

Squares and roots of 18080641

• 18080641 squared (18080641²) is 326909578970881
• 18080641 cubed (18080641³) is 5910734736833648814721
• The square root of 18080641 is 4252.1336996851
• The cube root of 18080641 is 262.4649253213

Scales and comparisons

• 18,080,641 seconds is equal to 29 weeks, 6 days, 6 hours, 24 minutes, 1 second.
• To count from 1 to 18,080,641 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 18080641 cubic inches would be around 21.9 feet tall.

Recreational maths with 18080641

• 18080641 backwards is 14608081
• The number of decimal digits it has is: 8
• The sum of 18080641's digits is 28
• More coming soon!