13420238

Names of 13420238

• Cardinal: 13420238 can be written as Thirteen million, four hundred twenty thousand, two hundred thirty-eight.

Scientific notation

• Scientific notation: 1.3420238 × 10⁷

Factors of 13420238

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 516178

Divisors of 13420238

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 13 26 516163 1032326 6710119 13420238
• Sum of all divisors σ(n): 21678888
• Sum of proper divisors (its aliquot sum) s(n): 8258650
• 13420238 is a deficient number, because the sum of its proper divisors (8258650) is less than itself. Its deficiency is 5161588

Bases of 13420238

• Binary: 110011001100011011001110₂
• Hexadecimal: 0xCCC6CE
• Base-36: 7ZN4E

Squares and roots of 13420238

• 13420238 squared (13420238²) is 180102787976644
• 13420238 cubed (13420238³) is 2417022279110100921272
• The square root of 13420238 is 3663.3643007487
• The cube root of 13420238 is 237.6402894151

Scales and comparisons

• 13,420,238 seconds is equal to 22 weeks, 1 day, 7 hours, 50 minutes, 38 seconds.
• To count from 1 to 13,420,238 would take you about thirty-three 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 13420238 cubic inches would be around 19.8 feet tall.

Recreational maths with 13420238

• 13420238 backwards is 83202431
• The number of decimal digits it has is: 8
• The sum of 13420238's digits is 23
• More coming soon!