# 18172

## 18,172 is an even composite number composed of four prime numbers multiplied together.

What does the number 18172 look like?

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

18172 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 18172:

### 22 × 7 × 11 × 59

(2 × 2 × 7 × 11 × 59)

See below for interesting mathematical facts about the number 18172 from the Numbermatics database.

### Names of 18172

• Cardinal: 18172 can be written as Eighteen thousand, one hundred seventy-two.

### Scientific notation

• Scientific notation: 1.8172 × 104

### Factors of 18172

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 79

### Divisors of 18172

• Number of divisors d(n): 24
• Complete list of divisors:
• Sum of all divisors σ(n): 40320
• Sum of proper divisors (its aliquot sum) s(n): 22148
• 18172 is an abundant number, because the sum of its proper divisors (22148) is greater than itself. Its abundance is 3976

### Bases of 18172

• Binary: 1000110111111002
• Base-36: E0S

### Squares and roots of 18172

• 18172 squared (181722) is 330221584
• 18172 cubed (181723) is 6000786624448
• The square root of 18172 is 134.8035607839
• The cube root of 18172 is 26.2906249265

### Scales and comparisons

How big is 18172?
• 18,172 seconds is equal to 5 hours, 2 minutes, 52 seconds.
• To count from 1 to 18,172 would take you about five 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 18172 cubic inches would be around 2.2 feet tall.

### Recreational maths with 18172

• 18172 backwards is 27181
• The number of decimal digits it has is: 5
• The sum of 18172's digits is 19
• More coming soon!