13211137

Names of 13211137

• Cardinal: 13211137 can be written as Thirteen million, two hundred eleven thousand, one hundred thirty-seven.

Scientific notation

• Scientific notation: 1.3211137 × 10⁷

Factors of 13211137

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 695342

Divisors of 13211137

• Number of divisors d(n): 4
• Complete list of divisors:
  1 19 695323 13211137
• Sum of all divisors σ(n): 13906480
• Sum of proper divisors (its aliquot sum) s(n): 695343
• 13211137 is a deficient number, because the sum of its proper divisors (695343) is less than itself. Its deficiency is 12515794

Bases of 13211137

• Binary: 110010011001011000000001₂
• Hexadecimal: 0xC99601
• Base-36: 7V5S1

Squares and roots of 13211137

• 13211137 squared (13211137²) is 174534140832769
• 13211137 cubed (13211137³) is 2305794445719005348353
• The square root of 13211137 is 3634.7127809499
• The cube root of 13211137 is 236.3995971241

Scales and comparisons

• 13,211,137 seconds is equal to 21 weeks, 5 days, 21 hours, 45 minutes, 37 seconds.
• To count from 1 to 13,211,137 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 13211137 cubic inches would be around 19.7 feet tall.

Recreational maths with 13211137

• 13211137 backwards is 73111231
• 13211137 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13211137's digits is 19
• More coming soon!