# 72160

## 72,160 is an even composite number composed of four prime numbers multiplied together.

What does the number 72160 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

72160 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

## Prime factorization of 72160:

### 25 × 5 × 11 × 41

(2 × 2 × 2 × 2 × 2 × 5 × 11 × 41)

See below for interesting mathematical facts about the number 72160 from the Numbermatics database.

### Names of 72160

• Cardinal: 72160 can be written as Seventy-two thousand, one hundred sixty.

### Scientific notation

• Scientific notation: 7.216 × 104

### Factors of 72160

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 59

### Divisors of 72160

• Number of divisors d(n): 48
• Complete list of divisors:
• Sum of all divisors σ(n): 190512
• Sum of proper divisors (its aliquot sum) s(n): 118352
• 72160 is an abundant number, because the sum of its proper divisors (118352) is greater than itself. Its abundance is 46192

### Bases of 72160

• Binary: 100011001111000002
• Base-36: 1JOG

### Squares and roots of 72160

• 72160 squared (721602) is 5207065600
• 72160 cubed (721603) is 375741853696000
• The square root of 72160 is 268.6261342461
• The cube root of 72160 is 41.6324697191

### Scales and comparisons

How big is 72160?
• 72,160 seconds is equal to 20 hours, 2 minutes, 40 seconds.
• To count from 1 to 72,160 would take you about twenty hours.

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 72160 cubic inches would be around 3.5 feet tall.

### Recreational maths with 72160

• 72160 backwards is 06127
• 72160 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 72160's digits is 16
• More coming soon!