# 1313

## 1,313 is an odd composite number composed of two prime numbers multiplied together.

What does the number 1313 look like?

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

1313 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 1313:

### 13 × 101

See below for interesting mathematical facts about the number 1313 from the Numbermatics database.

### Names of 1313

• Cardinal: 1313 can be written as One thousand, three hundred thirteen.

### Scientific notation

• Scientific notation: 1.313 × 103

### Factors of 1313

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 114

### Divisors of 1313

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 1428
• Sum of proper divisors (its aliquot sum) s(n): 115
• 1313 is a deficient number, because the sum of its proper divisors (115) is less than itself. Its deficiency is 1198

### Bases of 1313

• Binary: 101001000012
• Base-36: 10H

### Squares and roots of 1313

• 1313 squared (13132) is 1723969
• 1313 cubed (13133) is 2263571297
• The square root of 1313 is 36.2353418639
• The cube root of 1313 is 10.9501879967

### Scales and comparisons

How big is 1313?
• 1,313 seconds is equal to 21 minutes, 53 seconds.
• To count from 1 to 1,313 would take you about twenty-one 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 1313 cubic inches would be around 0.9 feet tall.

### Recreational maths with 1313

• 1313 backwards is 3131
• The number of decimal digits it has is: 4
• The sum of 1313's digits is 8
• More coming soon!