# 672400

## 672,400 is an even composite number composed of three prime numbers multiplied together.

What does the number 672400 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 45 divisors.

672400 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty-five divisors.

## Prime factorization of 672400:

### 24 × 52 × 412

(2 × 2 × 2 × 2 × 5 × 5 × 41 × 41)

See below for interesting mathematical facts about the number 672400 from the Numbermatics database.

### Names of 672400

• Cardinal: 672400 can be written as Six hundred seventy-two thousand, four hundred.

### Scientific notation

• Scientific notation: 6.724 × 105

### Factors of 672400

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 48

### Divisors of 672400

• Number of divisors d(n): 45
• Complete list of divisors:
• Sum of all divisors σ(n): 1655803
• Sum of proper divisors (its aliquot sum) s(n): 983403
• 672400 is an abundant number, because the sum of its proper divisors (983403) is greater than itself. Its abundance is 311003

### Bases of 672400

• Binary: 101001000010100100002
• Base-36: EETS

### Squares and roots of 672400

• 672400 squared (6724002) is 452121760000
• 672400 cubed (6724003) is 304006671424000000
• 672400 is a perfect square number. Its square root is 820
• The cube root of 672400 is 87.6077583949

### Scales and comparisons

How big is 672400?
• 672,400 seconds is equal to 18 hours, 46 minutes, 40 seconds.
• To count from 1 to 672,400 would take you about eighteen 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 672400 cubic inches would be around 7.3 feet tall.

### Recreational maths with 672400

• 672400 backwards is 004276
• The number of decimal digits it has is: 6
• The sum of 672400's digits is 19
• More coming soon!