# 15980

## 15,980 is an even composite number composed of four prime numbers multiplied together.

What does the number 15980 look like?

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

15980 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 15980:

### 22 × 5 × 17 × 47

(2 × 2 × 5 × 17 × 47)

See below for interesting mathematical facts about the number 15980 from the Numbermatics database.

### Names of 15980

• Cardinal: 15980 can be written as Fifteen thousand, nine hundred eighty.

### Scientific notation

• Scientific notation: 1.598 × 104

### Factors of 15980

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 71

### Divisors of 15980

• Number of divisors d(n): 24
• Complete list of divisors:
• Sum of all divisors σ(n): 36288
• Sum of proper divisors (its aliquot sum) s(n): 20308
• 15980 is an abundant number, because the sum of its proper divisors (20308) is greater than itself. Its abundance is 4328

### Bases of 15980

• Binary: 111110011011002
• Base-36: CBW

### Squares and roots of 15980

• 15980 squared (159802) is 255360400
• 15980 cubed (159803) is 4080659192000
• The square root of 15980 is 126.4120247445
• The cube root of 15980 is 25.1879172781

### Scales and comparisons

How big is 15980?
• 15,980 seconds is equal to 4 hours, 26 minutes, 20 seconds.
• To count from 1 to 15,980 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 15980 cubic inches would be around 2.1 feet tall.

### Recreational maths with 15980

• 15980 backwards is 08951
• The number of decimal digits it has is: 5
• The sum of 15980's digits is 23
• More coming soon!