12205

Names of 12205

• Cardinal: 12205 can be written as Twelve thousand, two hundred five.

Scientific notation

• Scientific notation: 1.2205 × 10⁴

Factors of 12205

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 2446

Divisors of 12205

• Number of divisors d(n): 4
• Complete list of divisors:
  1 5 2441 12205
• Sum of all divisors σ(n): 14652
• Sum of proper divisors (its aliquot sum) s(n): 2447
• 12205 is a deficient number, because the sum of its proper divisors (2447) is less than itself. Its deficiency is 9758

Bases of 12205

• Binary: 10111110101101₂
• Hexadecimal: 0x2FAD
• Base-36: 9F1

Squares and roots of 12205

• 12205 squared (12205²) is 148962025
• 12205 cubed (12205³) is 1818081515125
• The square root of 12205 is 110.4762417899
• The cube root of 12205 is 23.0239196647

Scales and comparisons

• 12,205 seconds is equal to 3 hours, 23 minutes, 25 seconds.
• To count from 1 to 12,205 would take you about three hours.

  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 12205 cubic inches would be around 1.9 feet tall.

Recreational maths with 12205

• 12205 backwards is 50221
• The number of decimal digits it has is: 5
• The sum of 12205's digits is 10
• More coming soon!