# 219

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

What does the number 219 look like?

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

219 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 219:

### 3 × 73

See below for interesting mathematical facts about the number 219 from the Numbermatics database.

### Names of 219

• Cardinal: 219 can be written as Two hundred nineteen.

### Scientific notation

• Scientific notation: 2.19 × 102

### Factors of 219

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 76

### Divisors of 219

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 296
• Sum of proper divisors (its aliquot sum) s(n): 77
• 219 is a deficient number, because the sum of its proper divisors (77) is less than itself. Its deficiency is 142

### Bases of 219

• Binary: 110110112
• Base-36: 63

### Squares and roots of 219

• 219 squared (2192) is 47961
• 219 cubed (2193) is 10503459
• The square root of 219 is 14.7986485869
• The cube root of 219 is 6.0276501601

### Scales and comparisons

How big is 219?
• 219 seconds is equal to 3 minutes, 39 seconds.
• To count from 1 to 219 would take you about forty-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 219 cubic inches would be around 0.5 feet tall.

### Recreational maths with 219

• 219 backwards is 912
• The number of decimal digits it has is: 3
• The sum of 219's digits is 12
• More coming soon!