# 321408

## 321,408 is an even composite number composed of three prime numbers multiplied together.

What does the number 321408 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 80 divisors.

321408 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighty divisors.

## Prime factorization of 321408:

### 27 × 34 × 31

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 31)

See below for interesting mathematical facts about the number 321408 from the Numbermatics database.

### Names of 321408

• Cardinal: 321408 can be written as Three hundred twenty-one thousand, four hundred eight.

### Scientific notation

• Scientific notation: 3.21408 × 105

### Factors of 321408

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 36

### Divisors of 321408

• Number of divisors d(n): 80
• Complete list of divisors:
• Sum of all divisors σ(n): 987360
• Sum of proper divisors (its aliquot sum) s(n): 665952
• 321408 is an abundant number, because the sum of its proper divisors (665952) is greater than itself. Its abundance is 344544

### Bases of 321408

• Binary: 10011100111100000002
• Base-36: 6W00

### Squares and roots of 321408

• 321408 squared (3214082) is 103303102464
• 321408 cubed (3214083) is 33202443556749312
• The square root of 321408 is 566.9285669287
• The cube root of 321408 is 68.4992096807

### Scales and comparisons

How big is 321408?
• 321,408 seconds is equal to 3 days, 17 hours, 16 minutes, 48 seconds.
• To count from 1 to 321,408 would take you about three days.

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 321408 cubic inches would be around 5.7 feet tall.

### Recreational maths with 321408

• 321408 backwards is 804123
• 321408 is a Harshad number.
• The number of decimal digits it has is: 6
• The sum of 321408's digits is 18
• More coming soon!