# 18238

## 18,238 is an even composite number composed of three prime numbers multiplied together.

What does the number 18238 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

18238 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

## Prime factorization of 18238:

### 2 × 11 × 829

See below for interesting mathematical facts about the number 18238 from the Numbermatics database.

### Names of 18238

• Cardinal: 18238 can be written as Eighteen thousand, two hundred thirty-eight.

### Scientific notation

• Scientific notation: 1.8238 × 104

### Factors of 18238

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 842

### Divisors of 18238

• Number of divisors d(n): 8
• Complete list of divisors:
• Sum of all divisors σ(n): 29880
• Sum of proper divisors (its aliquot sum) s(n): 11642
• 18238 is a deficient number, because the sum of its proper divisors (11642) is less than itself. Its deficiency is 6596

### Bases of 18238

• Binary: 1000111001111102
• Base-36: E2M

### Squares and roots of 18238

• 18238 squared (182382) is 332624644
• 18238 cubed (182383) is 6066408257272
• The square root of 18238 is 135.0481395651
• The cube root of 18238 is 26.3224153141

### Scales and comparisons

How big is 18238?
• 18,238 seconds is equal to 5 hours, 3 minutes, 58 seconds.
• To count from 1 to 18,238 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 18238 cubic inches would be around 2.2 feet tall.

### Recreational maths with 18238

• 18238 backwards is 83281
• 18238 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 18238's digits is 22
• More coming soon!