# 13638249

## 13,638,249 is an odd composite number composed of two prime numbers multiplied together.

What does the number 13638249 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 9 divisors.

13638249 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of nine divisors.

## Prime factorization of 13638249:

### 32 × 12312

(3 × 3 × 1231 × 1231)

See below for interesting mathematical facts about the number 13638249 from the Numbermatics database.

### Names of 13638249

• Cardinal: 13638249 can be written as Thirteen million, six hundred thirty-eight thousand, two hundred forty-nine.

### Scientific notation

• Scientific notation: 1.3638249 × 107

### Factors of 13638249

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1234

### Divisors of 13638249

• Number of divisors d(n): 9
• Complete list of divisors:
• Sum of all divisors σ(n): 19715709
• Sum of proper divisors (its aliquot sum) s(n): 6077460
• 13638249 is a deficient number, because the sum of its proper divisors (6077460) is less than itself. Its deficiency is 7560789

### Bases of 13638249

• Binary: 1101000000011010011010012
• Base-36: 84BC9

### Squares and roots of 13638249

• 13638249 squared (136382492) is 186001835786001
• 13638249 cubed (136382493) is 2536739350906592352249
• 13638249 is a perfect square number. Its square root is 3693
• The cube root of 13638249 is 238.9202011797

### Scales and comparisons

How big is 13638249?
• 13,638,249 seconds is equal to 22 weeks, 3 days, 20 hours, 24 minutes, 9 seconds.
• To count from 1 to 13,638,249 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 13638249 cubic inches would be around 19.9 feet tall.

### Recreational maths with 13638249

• 13638249 backwards is 94283631
• The number of decimal digits it has is: 8
• The sum of 13638249's digits is 36
• More coming soon!