# 118

## 118 is an even composite number composed of two prime numbers multiplied together.

What does the number 118 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

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

## Prime factorization of 118:

### 2 × 59

See below for interesting mathematical facts about the number 118 from the Numbermatics database.

### Names of 118

• Cardinal: 118 can be written as One hundred eighteen.

### Scientific notation

• Scientific notation: 1.18 × 102

### Factors of 118

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 61

### Divisors of 118

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 180
• Sum of proper divisors (its aliquot sum) s(n): 62
• 118 is a deficient number, because the sum of its proper divisors (62) is less than itself. Its deficiency is 56

### Bases of 118

• Binary: 11101102
• Base-36: 3A

### Squares and roots of 118

• 118 squared (1182) is 13924
• 118 cubed (1183) is 1643032
• The square root of 118 is 10.8627804913
• The cube root of 118 is 4.9048681317

### Scales and comparisons

How big is 118?
• 118 seconds is equal to 1 minute, 58 seconds.
• To count from 1 to 118 would take you about fifty-nine seconds.

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 118 cubic inches would be around 0.4 feet tall.

### Recreational maths with 118

• 118 backwards is 811
• The number of decimal digits it has is: 3
• The sum of 118's digits is 10
• More coming soon!