# 10920

## 10,920 is an even composite number composed of five prime numbers multiplied together.

What does the number 10920 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 64 divisors.

10920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.

## Prime factorization of 10920:

### 23 × 3 × 5 × 7 × 13

(2 × 2 × 2 × 3 × 5 × 7 × 13)

See below for interesting mathematical facts about the number 10920 from the Numbermatics database.

### Names of 10920

• Cardinal: 10920 can be written as Ten thousand, nine hundred twenty.

### Scientific notation

• Scientific notation: 1.092 × 104

### Factors of 10920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 30

### Divisors of 10920

• Number of divisors d(n): 64
• Complete list of divisors:
• Sum of all divisors σ(n): 40320
• Sum of proper divisors (its aliquot sum) s(n): 29400
• 10920 is an abundant number, because the sum of its proper divisors (29400) is greater than itself. Its abundance is 18480

### Bases of 10920

• Binary: 101010101010002
• Base-36: 8FC

### Squares and roots of 10920

• 10920 squared (109202) is 119246400
• 10920 cubed (109203) is 1302170688000
• The square root of 10920 is 104.4988038209
• The cube root of 10920 is 22.1857550039

### Scales and comparisons

How big is 10920?
• 10,920 seconds is equal to 3 hours, 2 minutes.
• To count from 1 to 10,920 would take you about three 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 10920 cubic inches would be around 1.8 feet tall.

### Recreational maths with 10920

• 10920 backwards is 02901
• 10920 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 10920's digits is 12
• More coming soon!