# 2420

## 2,420 is an even composite number composed of three prime numbers multiplied together.

What does the number 2420 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 18 divisors.

2420 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighteen divisors.

## Prime factorization of 2420:

### 22 × 5 × 112

(2 × 2 × 5 × 11 × 11)

See below for interesting mathematical facts about the number 2420 from the Numbermatics database.

### Names of 2420

• Cardinal: 2420 can be written as Two thousand, four hundred twenty.

### Scientific notation

• Scientific notation: 2.42 × 103

### Factors of 2420

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 18

### Divisors of 2420

• Number of divisors d(n): 18
• Complete list of divisors:
• Sum of all divisors σ(n): 5586
• Sum of proper divisors (its aliquot sum) s(n): 3166
• 2420 is an abundant number, because the sum of its proper divisors (3166) is greater than itself. Its abundance is 746

### Bases of 2420

• Binary: 1001011101002
• Base-36: 1V8

### Squares and roots of 2420

• 2420 squared (24202) is 5856400
• 2420 cubed (24203) is 14172488000
• The square root of 2420 is 49.1934955049
• The cube root of 2420 is 13.4257468891

### Scales and comparisons

How big is 2420?
• 2,420 seconds is equal to 40 minutes, 20 seconds.
• To count from 1 to 2,420 would take you about forty 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 2420 cubic inches would be around 1.1 feet tall.

### Recreational maths with 2420

• 2420 backwards is 0242
• The number of decimal digits it has is: 4
• The sum of 2420's digits is 8
• More coming soon!