# 1580

## 1,580 is an even composite number composed of three prime numbers multiplied together.

What does the number 1580 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

1580 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

## Prime factorization of 1580:

### 22 × 5 × 79

(2 × 2 × 5 × 79)

See below for interesting mathematical facts about the number 1580 from the Numbermatics database.

### Names of 1580

• Cardinal: 1580 can be written as One thousand, five hundred eighty.

### Scientific notation

• Scientific notation: 1.58 × 103

### Factors of 1580

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 86

### Divisors of 1580

• Number of divisors d(n): 12
• Complete list of divisors:
• Sum of all divisors σ(n): 3360
• Sum of proper divisors (its aliquot sum) s(n): 1780
• 1580 is an abundant number, because the sum of its proper divisors (1780) is greater than itself. Its abundance is 200

### Bases of 1580

• Binary: 110001011002
• Base-36: 17W

### Squares and roots of 1580

• 1580 squared (15802) is 2496400
• 1580 cubed (15803) is 3944312000
• The square root of 1580 is 39.7492138287
• The cube root of 1580 is 11.6471328451

### Scales and comparisons

How big is 1580?
• 1,580 seconds is equal to 26 minutes, 20 seconds.
• To count from 1 to 1,580 would take you about twenty-six 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 1580 cubic inches would be around 1 feet tall.

### Recreational maths with 1580

• 1580 backwards is 0851
• The number of decimal digits it has is: 4
• The sum of 1580's digits is 14
• More coming soon!

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"Number 1580 - Facts about the integer". Numbermatics.com. 2021. Web. 27 November 2021.

APA style:
Numbermatics. (2021). Number 1580 - Facts about the integer. Retrieved 27 November 2021, from https://numbermatics.com/n/1580/

Chicago style:
Numbermatics. 2021. "Number 1580 - Facts about the integer". https://numbermatics.com/n/1580/

The information we have on file for 1580 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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