# 1081

## 1,081 is an odd composite number composed of two prime numbers multiplied together.

What does the number 1081 look like?

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

1081 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 1081:

### 23 × 47

See below for interesting mathematical facts about the number 1081 from the Numbermatics database.

### Names of 1081

• Cardinal: 1081 can be written as One thousand and eighty-one.

### Scientific notation

• Scientific notation: 1.081 × 103

### Factors of 1081

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 70

### Divisors of 1081

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 1152
• Sum of proper divisors (its aliquot sum) s(n): 71
• 1081 is a deficient number, because the sum of its proper divisors (71) is less than itself. Its deficiency is 1010

### Bases of 1081

• Binary: 100001110012
• Base-36: U1

### Squares and roots of 1081

• 1081 squared (10812) is 1168561
• 1081 cubed (10813) is 1263214441
• The square root of 1081 is 32.8785644455
• The cube root of 1081 is 10.2630213253

### Scales and comparisons

How big is 1081?
• 1,081 seconds is equal to 18 minutes, 1 second.
• To count from 1 to 1,081 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 1081 cubic inches would be around 0.9 feet tall.

### Recreational maths with 1081

• 1081 backwards is 1801
• The number of decimal digits it has is: 4
• The sum of 1081's digits is 10
• More coming soon!

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"Number 1081 - Facts about the integer". Numbermatics.com. 2023. Web. 3 February 2023.

APA style:
Numbermatics. (2023). Number 1081 - Facts about the integer. Retrieved 3 February 2023, from https://numbermatics.com/n/1081/

Chicago style:
Numbermatics. 2023. "Number 1081 - Facts about the integer". https://numbermatics.com/n/1081/

The information we have on file for 1081 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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