# 13855

## 13,855 is an odd composite number composed of three prime numbers multiplied together.

What does the number 13855 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

13855 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

## Prime factorization of 13855:

### 5 × 17 × 163

See below for interesting mathematical facts about the number 13855 from the Numbermatics database.

### Names of 13855

• Cardinal: 13855 can be written as Thirteen thousand, eight hundred fifty-five.

### Scientific notation

• Scientific notation: 1.3855 × 104

### Factors of 13855

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 185

### Divisors of 13855

• Number of divisors d(n): 8
• Complete list of divisors:
• Sum of all divisors σ(n): 17712
• Sum of proper divisors (its aliquot sum) s(n): 3857
• 13855 is a deficient number, because the sum of its proper divisors (3857) is less than itself. Its deficiency is 9998

### Bases of 13855

• Binary: 110110000111112
• Base-36: AOV

### Squares and roots of 13855

• 13855 squared (138552) is 191961025
• 13855 cubed (138553) is 2659620001375
• The square root of 13855 is 117.7072640069
• The cube root of 13855 is 24.0179264217

### Scales and comparisons

How big is 13855?
• 13,855 seconds is equal to 3 hours, 50 minutes, 55 seconds.
• To count from 1 to 13,855 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 13855 cubic inches would be around 2 feet tall.

### Recreational maths with 13855

• 13855 backwards is 55831
• The number of decimal digits it has is: 5
• The sum of 13855's digits is 22
• More coming soon!