13129

Names of 13129

• Cardinal: 13129 can be written as Thirteen thousand, one hundred twenty-nine.

Scientific notation

• Scientific notation: 1.3129 × 10⁴

Factors of 13129

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 710

Divisors of 13129

• Number of divisors d(n): 4
• Complete list of divisors:
  1 19 691 13129
• Sum of all divisors σ(n): 13840
• Sum of proper divisors (its aliquot sum) s(n): 711
• 13129 is a deficient number, because the sum of its proper divisors (711) is less than itself. Its deficiency is 12418

Bases of 13129

• Binary: 11001101001001₂
• Hexadecimal: 0x3349
• Base-36: A4P

Squares and roots of 13129

• 13129 squared (13129²) is 172370641
• 13129 cubed (13129³) is 2263054145689
• The square root of 13129 is 114.5818484753
• The cube root of 13129 is 23.5908659469

Scales and comparisons

• 13,129 seconds is equal to 3 hours, 38 minutes, 49 seconds.
• To count from 1 to 13,129 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 13129 cubic inches would be around 2 feet tall.

Recreational maths with 13129

• 13129 backwards is 92131
• The number of decimal digits it has is: 5
• The sum of 13129's digits is 16
• More coming soon!