# 558

## 558 is an even composite number composed of three prime numbers multiplied together.

What does the number 558 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

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

## Prime factorization of 558:

### 2 × 32 × 31

(2 × 3 × 3 × 31)

See below for interesting mathematical facts about the number 558 from the Numbermatics database.

### Names of 558

• Cardinal: 558 can be written as Five hundred fifty-eight.

### Scientific notation

• Scientific notation: 5.58 × 102

### Factors of 558

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 36

### Divisors of 558

• Number of divisors d(n): 12
• Complete list of divisors:
• Sum of all divisors σ(n): 1248
• Sum of proper divisors (its aliquot sum) s(n): 690
• 558 is an abundant number, because the sum of its proper divisors (690) is greater than itself. Its abundance is 132

### Bases of 558

• Binary: 10001011102
• Base-36: FI

### Squares and roots of 558

• 558 squared (5582) is 311364
• 558 cubed (5583) is 173741112
• The square root of 558 is 23.6220236221
• The cube root of 558 is 8.2327463105

### Scales and comparisons

How big is 558?
• 558 seconds is equal to 9 minutes, 18 seconds.
• To count from 1 to 558 would take you about four minutes.

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 558 cubic inches would be around 0.7 feet tall.

### Recreational maths with 558

• 558 backwards is 855
• 558 is a Harshad number.
• The number of decimal digits it has is: 3
• The sum of 558's digits is 18
• More coming soon!