# 1089

## 1,089 is an odd composite number composed of two prime numbers multiplied together.

What does the number 1089 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 9 divisors.

1089 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of nine divisors.

## Prime factorization of 1089:

### 32 × 112

(3 × 3 × 11 × 11)

See below for interesting mathematical facts about the number 1089 from the Numbermatics database.

### Names of 1089

• Cardinal: 1089 can be written as One thousand and eighty-nine.

### Scientific notation

• Scientific notation: 1.089 × 103

### Factors of 1089

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 14

### Divisors of 1089

• Number of divisors d(n): 9
• Complete list of divisors:
• Sum of all divisors σ(n): 1729
• Sum of proper divisors (its aliquot sum) s(n): 640
• 1089 is a deficient number, because the sum of its proper divisors (640) is less than itself. Its deficiency is 449

### Bases of 1089

• Binary: 100010000012
• Base-36: U9

### Squares and roots of 1089

• 1089 squared (10892) is 1185921
• 1089 cubed (10893) is 1291467969
• 1089 is a perfect square number. Its square root is 33
• The cube root of 1089 is 10.2882764781

### Scales and comparisons

How big is 1089?
• 1,089 seconds is equal to 18 minutes, 9 seconds.
• To count from 1 to 1,089 would take you about eighteen 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 1089 cubic inches would be around 0.9 feet tall.

### Recreational maths with 1089

• 1089 backwards is 9801
• The number of decimal digits it has is: 4
• The sum of 1089's digits is 18
• More coming soon!

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The information we have on file for 1089 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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