13197391

Names of 13197391

• Cardinal: 13197391 can be written as Thirteen million, one hundred ninety-seven thousand, three hundred ninety-one.

Scientific notation

• Scientific notation: 1.3197391 × 10⁷

Factors of 13197391

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 13197391

Divisors of 13197391

• Number of divisors d(n): 2
• Complete list of divisors:
  1 13197391
• Sum of all divisors σ(n): 13197392
• Sum of proper divisors (its aliquot sum) s(n): 1
• 13197391 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 13197390

Bases of 13197391

• Binary: 110010010110000001001111₂
• Hexadecimal: 0xC9604F
• Base-36: 7UV67

Squares and roots of 13197391

• 13197391 squared (13197391²) is 174171129206881
• 13197391 cubed (13197391³) is 2298604493054728447471
• The square root of 13197391 is 3632.8213553657
• The cube root of 13197391 is 236.3175785325

Scales and comparisons

• 13,197,391 seconds is equal to 21 weeks, 5 days, 17 hours, 56 minutes, 31 seconds.
• To count from 1 to 13,197,391 would take you about thirty-two 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 13197391 cubic inches would be around 19.7 feet tall.

Recreational maths with 13197391

• 13197391 backwards is 19379131
• The number of decimal digits it has is: 8
• The sum of 13197391's digits is 34
• More coming soon!