# 9120

## 9,120 is an even composite number composed of four prime numbers multiplied together.

What does the number 9120 look like?

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

9120 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 9120:

### 25 × 3 × 5 × 19

(2 × 2 × 2 × 2 × 2 × 3 × 5 × 19)

See below for interesting mathematical facts about the number 9120 from the Numbermatics database.

### Names of 9120

• Cardinal: 9120 can be written as Nine thousand, one hundred twenty.

### Scientific notation

• Scientific notation: 9.12 × 103

### Factors of 9120

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 29

### Divisors of 9120

• Number of divisors d(n): 48
• Complete list of divisors:
• Sum of all divisors σ(n): 30240
• Sum of proper divisors (its aliquot sum) s(n): 21120
• 9120 is an abundant number, because the sum of its proper divisors (21120) is greater than itself. Its abundance is 12000

### Bases of 9120

• Binary: 100011101000002
• Base-36: 71C

### Squares and roots of 9120

• 9120 squared (91202) is 83174400
• 9120 cubed (91203) is 758550528000
• The square root of 9120 is 95.4986910905
• The cube root of 9120 is 20.8928785365

### Scales and comparisons

How big is 9120?
• 9,120 seconds is equal to 2 hours, 32 minutes.
• To count from 1 to 9,120 would take you about two 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 9120 cubic inches would be around 1.7 feet tall.

### Recreational maths with 9120

• 9120 backwards is 0219
• 9120 is a Harshad number.
• The number of decimal digits it has is: 4
• The sum of 9120's digits is 12
• More coming soon!