# 24640

## 24,640 is an even composite number composed of four prime numbers multiplied together.

What does the number 24640 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 56 divisors.

24640 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-six divisors.

## Prime factorization of 24640:

### 26 × 5 × 7 × 11

(2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 11)

See below for interesting mathematical facts about the number 24640 from the Numbermatics database.

### Names of 24640

• Cardinal: 24640 can be written as Twenty-four thousand, six hundred forty.

### Scientific notation

• Scientific notation: 2.464 × 104

### Factors of 24640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 25

### Divisors of 24640

• Number of divisors d(n): 56
• Complete list of divisors:
• Sum of all divisors σ(n): 73152
• Sum of proper divisors (its aliquot sum) s(n): 48512
• 24640 is an abundant number, because the sum of its proper divisors (48512) is greater than itself. Its abundance is 23872

### Bases of 24640

• Binary: 1100000010000002
• Base-36: J0G

### Squares and roots of 24640

• 24640 squared (246402) is 607129600
• 24640 cubed (246403) is 14959673344000
• The square root of 24640 is 156.9713349627
• The cube root of 24640 is 29.0991453951

### Scales and comparisons

How big is 24640?
• 24,640 seconds is equal to 6 hours, 50 minutes, 40 seconds.
• To count from 1 to 24,640 would take you about six 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 24640 cubic inches would be around 2.4 feet tall.

### Recreational maths with 24640

• 24640 backwards is 04642
• 24640 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 24640's digits is 16
• More coming soon!