# 185

## 185 is an odd composite number composed of two prime numbers multiplied together.

What does the number 185 look like?

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

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

## Prime factorization of 185:

### 5 × 37

See below for interesting mathematical facts about the number 185 from the Numbermatics database.

### Names of 185

• Cardinal: 185 can be written as One hundred eighty-five.

### Scientific notation

• Scientific notation: 1.85 × 102

### Factors of 185

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 42

### Divisors of 185

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 228
• Sum of proper divisors (its aliquot sum) s(n): 43
• 185 is a deficient number, because the sum of its proper divisors (43) is less than itself. Its deficiency is 142

### Bases of 185

• Binary: 101110012
• Base-36: 55

### Squares and roots of 185

• 185 squared (1852) is 34225
• 185 cubed (1853) is 6331625
• The square root of 185 is 13.6014705087
• The cube root of 185 is 5.6980192153

### Scales and comparisons

How big is 185?
• 185 seconds is equal to 3 minutes, 5 seconds.
• To count from 1 to 185 would take you about thirty-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 185 cubic inches would be around 0.5 feet tall.

### Recreational maths with 185

• 185 backwards is 581
• The number of decimal digits it has is: 3
• The sum of 185's digits is 14
• More coming soon!