HowManyNumbers Logo

Is 25 a Prime Number? Find Out Instantly!

25 is not a prime number.

What Does It Mean for 25 to Be Prime?

Prime numbers are natural numbers greater than 1 with only two positive divisors: 1 and themselves. If 25 cannot be divided evenly by any other number, it is prime.

How to Check If 25 Is Prime

We test divisibility by all integers from 2 up to the square root of 25. If 25 is divisible by any of those numbers, it is not prime.

Why is 25 Not Prime?

Prime Numbers Less Than 25

Frequently Asked Questions About Prime Numbers

Try Checking Other Numbers

NumberPrime Status
285Not Prime
320Not Prime
458Not Prime
474Not Prime
112Not Prime
420Not Prime
355Not Prime
191Prime
215Not Prime
482Not Prime

Check Another Number