# 1395

## 1,395 is an odd composite number composed of three prime numbers multiplied together.

What does the number 1395 look like?

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

1395 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

## Prime factorization of 1395:

### 32 × 5 × 31

(3 × 3 × 5 × 31)

See below for interesting mathematical facts about the number 1395 from the Numbermatics database.

### Names of 1395

• Cardinal: 1395 can be written as One thousand, three hundred ninety-five.

### Scientific notation

• Scientific notation: 1.395 × 103

### Factors of 1395

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 39

### Divisors of 1395

• Number of divisors d(n): 12
• Complete list of divisors:
• Sum of all divisors σ(n): 2496
• Sum of proper divisors (its aliquot sum) s(n): 1101
• 1395 is a deficient number, because the sum of its proper divisors (1101) is less than itself. Its deficiency is 294

### Bases of 1395

• Binary: 101011100112
• Base-36: 12R

### Squares and roots of 1395

• 1395 squared (13952) is 1946025
• 1395 cubed (13953) is 2714704875
• The square root of 1395 is 37.3496987939
• The cube root of 1395 is 11.1735558093

### Scales and comparisons

How big is 1395?
• 1,395 seconds is equal to 23 minutes, 15 seconds.
• To count from 1 to 1,395 would take you about twenty-three 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 1395 cubic inches would be around 0.9 feet tall.

### Recreational maths with 1395

• 1395 backwards is 5931
• The number of decimal digits it has is: 4
• The sum of 1395's digits is 18
• More coming soon!