# 13261

## 13,261 is an odd composite number composed of two prime numbers multiplied together.

What does the number 13261 look like?

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

13261 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 13261:

### 89 × 149

See below for interesting mathematical facts about the number 13261 from the Numbermatics database.

### Names of 13261

• Cardinal: 13261 can be written as Thirteen thousand, two hundred sixty-one.

### Scientific notation

• Scientific notation: 1.3261 × 104

### Factors of 13261

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 238

### Divisors of 13261

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 13500
• Sum of proper divisors (its aliquot sum) s(n): 239
• 13261 is a deficient number, because the sum of its proper divisors (239) is less than itself. Its deficiency is 13022

### Bases of 13261

• Binary: 110011110011012
• Base-36: A8D

### Squares and roots of 13261

• 13261 squared (132612) is 175854121
• 13261 cubed (132613) is 2332001498581
• The square root of 13261 is 115.1564153663
• The cube root of 13261 is 23.6696639287

### Scales and comparisons

How big is 13261?
• 13,261 seconds is equal to 3 hours, 41 minutes, 1 second.
• To count from 1 to 13,261 would take you about three hours.

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 13261 cubic inches would be around 2 feet tall.

### Recreational maths with 13261

• 13261 backwards is 16231
• The number of decimal digits it has is: 5
• The sum of 13261's digits is 13
• More coming soon!