# 11388

## 11,388 is an even composite number composed of four prime numbers multiplied together.

What does the number 11388 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

11388 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

## Prime factorization of 11388:

### 22 × 3 × 13 × 73

(2 × 2 × 3 × 13 × 73)

See below for interesting mathematical facts about the number 11388 from the Numbermatics database.

### Names of 11388

• Cardinal: 11388 can be written as Eleven thousand, three hundred eighty-eight.

### Scientific notation

• Scientific notation: 1.1388 × 104

### Factors of 11388

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 91

### Divisors of 11388

• Number of divisors d(n): 24
• Complete list of divisors:
• Sum of all divisors σ(n): 29008
• Sum of proper divisors (its aliquot sum) s(n): 17620
• 11388 is an abundant number, because the sum of its proper divisors (17620) is greater than itself. Its abundance is 6232

### Bases of 11388

• Binary: 101100011111002
• Base-36: 8SC

### Squares and roots of 11388

• 11388 squared (113882) is 129686544
• 11388 cubed (113883) is 1476870363072
• The square root of 11388 is 106.7145725757
• The cube root of 11388 is 22.4982714721

### Scales and comparisons

How big is 11388?
• 11,388 seconds is equal to 3 hours, 9 minutes, 48 seconds.
• To count from 1 to 11,388 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 11388 cubic inches would be around 1.9 feet tall.

### Recreational maths with 11388

• 11388 backwards is 88311
• The number of decimal digits it has is: 5
• The sum of 11388's digits is 21
• More coming soon!