# 329728

## 329,728 is an even composite number composed of three prime numbers multiplied together.

What does the number 329728 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 48 divisors.

329728 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty-eight divisors.

## Prime factorization of 329728:

### 211 × 7 × 23

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 23)

See below for interesting mathematical facts about the number 329728 from the Numbermatics database.

### Names of 329728

• Cardinal: 329728 can be written as Three hundred twenty-nine thousand, seven hundred twenty-eight.

### Scientific notation

• Scientific notation: 3.29728 × 105

### Factors of 329728

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 32

### Divisors of 329728

• Number of divisors d(n): 48
• Complete list of divisors:
• Sum of all divisors σ(n): 786240
• Sum of proper divisors (its aliquot sum) s(n): 456512
• 329728 is an abundant number, because the sum of its proper divisors (456512) is greater than itself. Its abundance is 126784

### Bases of 329728

• Binary: 10100001000000000002
• Base-36: 72F4

### Squares and roots of 329728

• 329728 squared (3297282) is 108720553984
• 329728 cubed (3297283) is 35848210824036352
• The square root of 329728 is 574.2194702377
• The cube root of 329728 is 69.0852408679

### Scales and comparisons

How big is 329728?
• 329,728 seconds is equal to 3 days, 19 hours, 35 minutes, 28 seconds.
• To count from 1 to 329,728 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 329728 cubic inches would be around 5.8 feet tall.

### Recreational maths with 329728

• 329728 backwards is 827923
• The number of decimal digits it has is: 6
• The sum of 329728's digits is 31
• More coming soon!