13728856

Names of 13728856

• Cardinal: 13728856 can be written as Thirteen million, seven hundred twenty-eight thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.3728856 × 10⁷

Factors of 13728856

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1716109

Divisors of 13728856

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 4 8 1716107 3432214 6864428 13728856
• Sum of all divisors σ(n): 25741620
• Sum of proper divisors (its aliquot sum) s(n): 12012764
• 13728856 is a deficient number, because the sum of its proper divisors (12012764) is less than itself. Its deficiency is 1716092

Bases of 13728856

• Binary: 110100010111110001011000₂
• Hexadecimal: 0xD17C58
• Base-36: 86994

Squares and roots of 13728856

• 13728856 squared (13728856²) is 188481487068736
• 13728856 cubed (13728856³) is 2587635194632538646016
• The square root of 13728856 is 3705.2470902761
• The cube root of 13728856 is 239.4481301193

Scales and comparisons

• 13,728,856 seconds is equal to 22 weeks, 4 days, 21 hours, 34 minutes, 16 seconds.
• To count from 1 to 13,728,856 would take you about thirty-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 13728856 cubic inches would be around 20 feet tall.

Recreational maths with 13728856

• 13728856 backwards is 65882731
• The number of decimal digits it has is: 8
• The sum of 13728856's digits is 40
• More coming soon!