# 16638

## 16,638 is an even composite number composed of four prime numbers multiplied together.

What does the number 16638 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

16638 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

## Prime factorization of 16638:

### 2 × 3 × 47 × 59

See below for interesting mathematical facts about the number 16638 from the Numbermatics database.

### Names of 16638

• Cardinal: 16638 can be written as Sixteen thousand, six hundred thirty-eight.

### Scientific notation

• Scientific notation: 1.6638 × 104

### Factors of 16638

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 111

### Divisors of 16638

• Number of divisors d(n): 16
• Complete list of divisors:
• Sum of all divisors σ(n): 34560
• Sum of proper divisors (its aliquot sum) s(n): 17922
• 16638 is an abundant number, because the sum of its proper divisors (17922) is greater than itself. Its abundance is 1284

### Bases of 16638

• Binary: 1000000111111102
• Base-36: CU6

### Squares and roots of 16638

• 16638 squared (166382) is 276823044
• 16638 cubed (166383) is 4605781806072
• The square root of 16638 is 128.9883715689
• The cube root of 16638 is 25.5289943173

### Scales and comparisons

How big is 16638?
• 16,638 seconds is equal to 4 hours, 37 minutes, 18 seconds.
• To count from 1 to 16,638 would take you about four 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 16638 cubic inches would be around 2.1 feet tall.

### Recreational maths with 16638

• 16638 backwards is 83661
• The number of decimal digits it has is: 5
• The sum of 16638's digits is 24
• More coming soon!