13649

Names of 13649

• Cardinal: 13649 can be written as Thirteen thousand, six hundred forty-nine.

Scientific notation

• Scientific notation: 1.3649 × 10⁴

Factors of 13649

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 13649

Divisors of 13649

• Number of divisors d(n): 2
• Complete list of divisors:
  1 13649
• Sum of all divisors σ(n): 13650
• Sum of proper divisors (its aliquot sum) s(n): 1
• 13649 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 13648

Bases of 13649

• Binary: 11010101010001₂
• Hexadecimal: 0x3551
• Base-36: AJ5

Squares and roots of 13649

• 13649 squared (13649²) is 186295201
• 13649 cubed (13649³) is 2542743198449
• The square root of 13649 is 116.8289347723
• The cube root of 13649 is 23.8982964771

Scales and comparisons

• 13,649 seconds is equal to 3 hours, 47 minutes, 29 seconds.
• To count from 1 to 13,649 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 13649 cubic inches would be around 2 feet tall.

Recreational maths with 13649

• 13649 backwards is 94631
• The number of decimal digits it has is: 5
• The sum of 13649's digits is 23
• More coming soon!