Is 15 Prime Number or 15 Composite Number

Let's check 15 number is prime or composite.

Check 15 Prime Number Or Not

Factors List of 15 :
  • 1
  • 3
  • 5
  • 15

The factors number for 15 is 4 so it is greater than 2 , that's why it can not be prime number.

15 Not A Prime Number

Check 15 Composite Number Or Not

If the numbers of factors are greater than 2 (1 and itself) is a composite number, now we check 15 numbers factors.

Factors List of 15 :
  • 1
  • 3
  • 5
  • 15

The factors number for 15 is 4 so it is greater than 2 and it is a composite number.

15 is a composite number.

THE ANSWER

15 IS A COMPOSITE NUMBER.

Solved Problems on 15 Prime Or Composite

Q.1: Find if 15 is a composite number.
Answer : Yes it is a composite number with 4 factors.

Q.1: Is 15 prime number or composite number ?
Answer : 15 is a composite number..

Type your number to check prime or composite.

More Equations :

14 -15- 16

Prime or composite

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