# 20240

## 20,240 is an even composite number composed of four prime numbers multiplied together.

20240 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

## Prime factorization of 20240:

### 24 × 5 × 11 × 23

(2 × 2 × 2 × 2 × 5 × 11 × 23)

See below for interesting mathematical facts about the number 20240 from the Numbermatics database.

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### Names of 20240

• Cardinal: 20240 can be written as Twenty thousand, two hundred forty.

### Scientific notation

• Scientific notation: 2.024 × 104

### Factors of 20240

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 41

### Divisors of 20240

• Number of divisors d(n): 40
• Complete list of divisors:
• Sum of all divisors σ(n): 53568
• Sum of proper divisors (its aliquot sum) s(n): 33328
• 20240 is an abundant number, because the sum of its proper divisors (33328) is greater than itself. Its abundance is 13088

### Bases of 20240

• Binary: 100111100010000 2
• Hexadecimal: 0x4F10
• Base-36: FM8

### Squares and roots of 20240

• 20240 squared (202402) is 409657600
• 20240 cubed (202403) is 8291469824000
• The square root of 20240 is 142.2673539503
• The cube root of 20240 is 27.2523214363

### Scales and comparisons

How big is 20240?
• 20,240 seconds is equal to 5 hours, 37 minutes, 20 seconds.
• To count from 1 to 20,240 would take you about five 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.

Note: we do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!

• A cube with a volume of 20240 cubic inches would be around 2.3 feet tall.

### Recreational maths with 20240

• 20240 backwards is 04202
• 20240 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 20240's digits is 8
• More coming soon!

The information we have on file for 20240 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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