Is 481 a Prime Number?

To determine whether the number 481 is a prime number, it is necessary to check if it has any divisors besides 1 and itself. This involves checking if there are any other numbers that can divide 481 evenly, meaning without leaving a remainder. If such divisors exist, 481 is not a prime number; otherwise, it would be classified as prime.

To quickly check if 481 is a prime number:

Calculate the square root of 481

$\sqrt{481} = 21.93$

Prime numbers less than or equal to 21.93: 2, 3, 5, 7, 11, 13, 17, 19

• 481 is divisible by number: 13, 37.

Since 481 is divisible by a number 13, 37 other than 1 and itself, so it is not a prime number