# 13904

## 13,904 is an even composite number composed of three prime numbers multiplied together.

What does the number 13904 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 20 divisors.

13904 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty divisors.

## Prime factorization of 13904:

### 24 × 11 × 79

(2 × 2 × 2 × 2 × 11 × 79)

See below for interesting mathematical facts about the number 13904 from the Numbermatics database.

### Names of 13904

• Cardinal: 13904 can be written as Thirteen thousand, nine hundred four.

### Scientific notation

• Scientific notation: 1.3904 × 104

### Factors of 13904

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 92

### Divisors of 13904

• Number of divisors d(n): 20
• Complete list of divisors:
• Sum of all divisors σ(n): 29760
• Sum of proper divisors (its aliquot sum) s(n): 15856
• 13904 is an abundant number, because the sum of its proper divisors (15856) is greater than itself. Its abundance is 1952

### Bases of 13904

• Binary: 110110010100002
• Base-36: AQ8

### Squares and roots of 13904

• 13904 squared (139042) is 193321216
• 13904 cubed (139043) is 2687938187264
• The square root of 13904 is 117.9152237839
• The cube root of 13904 is 24.0462072761

### Scales and comparisons

How big is 13904?
• 13,904 seconds is equal to 3 hours, 51 minutes, 44 seconds.
• To count from 1 to 13,904 would take you about three hours.

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 13904 cubic inches would be around 2 feet tall.

### Recreational maths with 13904

• 13904 backwards is 40931
• The number of decimal digits it has is: 5
• The sum of 13904's digits is 17
• More coming soon!