# 6406

## 6,406 is an even composite number composed of two prime numbers multiplied together.

What does the number 6406 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

6406 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

## Prime factorization of 6406:

### 2 × 3203

See below for interesting mathematical facts about the number 6406 from the Numbermatics database.

### Names of 6406

• Cardinal: 6406 can be written as Six thousand, four hundred six.

### Scientific notation

• Scientific notation: 6.406 × 103

### Factors of 6406

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 3205

### Divisors of 6406

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 9612
• Sum of proper divisors (its aliquot sum) s(n): 3206
• 6406 is a deficient number, because the sum of its proper divisors (3206) is less than itself. Its deficiency is 3200

### Bases of 6406

• Binary: 11001000001102
• Base-36: 4XY

### Squares and roots of 6406

• 6406 squared (64062) is 41036836
• 6406 cubed (64063) is 262881971416
• The square root of 6406 is 80.0374912151
• The cube root of 6406 is 18.5721555083

### Scales and comparisons

How big is 6406?
• 6,406 seconds is equal to 1 hour, 46 minutes, 46 seconds.
• To count from 1 to 6,406 would take you about forty-six 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 6406 cubic inches would be around 1.5 feet tall.

### Recreational maths with 6406

• 6406 backwards is 6046
• The number of decimal digits it has is: 4
• The sum of 6406's digits is 16
• More coming soon!