# 2245

## 2,245 is an odd composite number composed of two prime numbers multiplied together.

What does the number 2245 look like?

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

2245 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 2245:

### 5 × 449

See below for interesting mathematical facts about the number 2245 from the Numbermatics database.

### Names of 2245

• Cardinal: 2245 can be written as Two thousand, two hundred forty-five.

### Scientific notation

• Scientific notation: 2.245 × 103

### Factors of 2245

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 454

### Divisors of 2245

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 2700
• Sum of proper divisors (its aliquot sum) s(n): 455
• 2245 is a deficient number, because the sum of its proper divisors (455) is less than itself. Its deficiency is 1790

### Bases of 2245

• Binary: 1000110001012
• Base-36: 1QD

### Squares and roots of 2245

• 2245 squared (22452) is 5040025
• 2245 cubed (22453) is 11314856125
• The square root of 2245 is 47.3814309619
• The cube root of 2245 is 13.0939933227

### Scales and comparisons

How big is 2245?
• 2,245 seconds is equal to 37 minutes, 25 seconds.
• To count from 1 to 2,245 would take you about thirty-seven 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 2245 cubic inches would be around 1.1 feet tall.

### Recreational maths with 2245

• 2245 backwards is 5422
• The number of decimal digits it has is: 4
• The sum of 2245's digits is 13
• More coming soon!