# 4240

## 4,240 is an even composite number composed of three prime numbers multiplied together.

What does the number 4240 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 20 divisors.

4240 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty divisors.

## Prime factorization of 4240:

### 24 × 5 × 53

(2 × 2 × 2 × 2 × 5 × 53)

See below for interesting mathematical facts about the number 4240 from the Numbermatics database.

### Names of 4240

• Cardinal: 4240 can be written as Four thousand, two hundred forty.

### Scientific notation

• Scientific notation: 4.24 × 103

### Factors of 4240

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 60

### Divisors of 4240

• Number of divisors d(n): 20
• Complete list of divisors:
• Sum of all divisors σ(n): 10044
• Sum of proper divisors (its aliquot sum) s(n): 5804
• 4240 is an abundant number, because the sum of its proper divisors (5804) is greater than itself. Its abundance is 1564

### Bases of 4240

• Binary: 10000100100002
• Base-36: 39S

### Squares and roots of 4240

• 4240 squared (42402) is 17977600
• 4240 cubed (42403) is 76225024000
• The square root of 4240 is 65.1152823843
• The cube root of 4240 is 16.1853446691

### Scales and comparisons

How big is 4240?
• 4,240 seconds is equal to 1 hour, 10 minutes, 40 seconds.
• To count from 1 to 4,240 would take you about ten minutes.

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 4240 cubic inches would be around 1.3 feet tall.

### Recreational maths with 4240

• 4240 backwards is 0424
• 4240 is a Harshad number.
• The number of decimal digits it has is: 4
• The sum of 4240's digits is 10
• More coming soon!