18006529

Names of 18006529

• Cardinal: 18006529 can be written as Eighteen million, six thousand, five hundred twenty-nine.

Scientific notation

• Scientific notation: 1.8006529 × 10⁷

Factors of 18006529

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1671

Divisors of 18006529

• Number of divisors d(n): 8
• Complete list of divisors:
  1 61 211 1399 12871 85339 295189 18006529
• Sum of all divisors σ(n): 18401600
• Sum of proper divisors (its aliquot sum) s(n): 395071
• 18006529 is a deficient number, because the sum of its proper divisors (395071) is less than itself. Its deficiency is 17611458

Bases of 18006529

• Binary: 1000100101100001000000001₂
• Hexadecimal: 0x112C201
• Base-36: APXXD

Squares and roots of 18006529

• 18006529 squared (18006529²) is 324235086627841
• 18006529 cubed (18006529³) is 5838348490181731173889
• The square root of 18006529 is 4243.4100673867
• The cube root of 18006529 is 262.1058222953

Scales and comparisons

• 18,006,529 seconds is equal to 29 weeks, 5 days, 9 hours, 48 minutes, 49 seconds.
• To count from 1 to 18,006,529 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 18006529 cubic inches would be around 21.8 feet tall.

Recreational maths with 18006529

• 18006529 backwards is 92560081
• The number of decimal digits it has is: 8
• The sum of 18006529's digits is 31
• More coming soon!