12863

Names of 12863

• Cardinal: 12863 can be written as Twelve thousand, eight hundred sixty-three.

Scientific notation

• Scientific notation: 1.2863 × 10⁴

Factors of 12863

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 696

Divisors of 12863

• Number of divisors d(n): 4
• Complete list of divisors:
  1 19 677 12863
• Sum of all divisors σ(n): 13560
• Sum of proper divisors (its aliquot sum) s(n): 697
• 12863 is a deficient number, because the sum of its proper divisors (697) is less than itself. Its deficiency is 12166

Bases of 12863

• Binary: 11001000111111₂
• Hexadecimal: 0x323F
• Base-36: 9XB

Squares and roots of 12863

• 12863 squared (12863²) is 165456769
• 12863 cubed (12863³) is 2128270419647
• The square root of 12863 is 113.4151665343
• The cube root of 12863 is 23.4304568467

Scales and comparisons

• 12,863 seconds is equal to 3 hours, 34 minutes, 23 seconds.
• To count from 1 to 12,863 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 12863 cubic inches would be around 2 feet tall.

Recreational maths with 12863

• 12863 backwards is 36821
• The number of decimal digits it has is: 5
• The sum of 12863's digits is 20
• More coming soon!