# 1329

## 1,329 is an odd composite number composed of two prime numbers multiplied together.

What does the number 1329 look like?

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

1329 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

## Prime factorization of 1329:

### 3 × 443

See below for interesting mathematical facts about the number 1329 from the Numbermatics database.

### Names of 1329

• Cardinal: 1329 can be written as One thousand, three hundred twenty-nine.

### Scientific notation

• Scientific notation: 1.329 × 103

### Factors of 1329

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 446

### Divisors of 1329

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 1776
• Sum of proper divisors (its aliquot sum) s(n): 447
• 1329 is a deficient number, because the sum of its proper divisors (447) is less than itself. Its deficiency is 882

### Bases of 1329

• Binary: 101001100012
• Base-36: 10X

### Squares and roots of 1329

• 1329 squared (13292) is 1766241
• 1329 cubed (13293) is 2347334289
• The square root of 1329 is 36.4554522671
• The cube root of 1329 is 10.9944875961

### Scales and comparisons

How big is 1329?
• 1,329 seconds is equal to 22 minutes, 9 seconds.
• To count from 1 to 1,329 would take you about twenty-two 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 1329 cubic inches would be around 0.9 feet tall.

### Recreational maths with 1329

• 1329 backwards is 9231
• The number of decimal digits it has is: 4
• The sum of 1329's digits is 15
• More coming soon!