# 164

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

What does the number 164 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

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

## Prime factorization of 164:

### 22 × 41

(2 × 2 × 41)

See below for interesting mathematical facts about the number 164 from the Numbermatics database.

### Names of 164

• Cardinal: 164 can be written as One hundred sixty-four.

### Scientific notation

• Scientific notation: 1.64 × 102

### Factors of 164

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 43

### Divisors of 164

• Number of divisors d(n): 6
• Complete list of divisors:
• Sum of all divisors σ(n): 294
• Sum of proper divisors (its aliquot sum) s(n): 130
• 164 is a deficient number, because the sum of its proper divisors (130) is less than itself. Its deficiency is 34

### Bases of 164

• Binary: 101001002
• Base-36: 4K

### Squares and roots of 164

• 164 squared (1642) is 26896
• 164 cubed (1643) is 4410944
• The square root of 164 is 12.8062484747
• The cube root of 164 is 5.4737036747

### Scales and comparisons

How big is 164?
• 164 seconds is equal to 2 minutes, 44 seconds.
• To count from 1 to 164 would take you about twenty-two 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 164 cubic inches would be around 0.5 feet tall.

### Recreational maths with 164

• 164 backwards is 461
• The number of decimal digits it has is: 3
• The sum of 164's digits is 11
• More coming soon!