Have you ever wondered whether there is a way to determine whether a number is a prime number? Well**!** for numbers less than 285 follow these steps:

**All prime numbers greater than 5 end in 1, 3, 7 or 9** Then

- For numbers less than 121; if your number is
**NOT DIVISIBLE** by 2, 3, 5 or 7 then it is **A PRIME NUMBER.**

- For numbers between 122 and 288, if your number is
**NOT DIVISIBLE** by 2, 3, 5, 7, 11 or 13 then it is **A PRIME NUMBER**

Have you ever wondered whether there is a way to determine whether a number is a prime number? Well

!for numbers less than 285 follow these steps:All prime numbers greater than 5 end in 1, 3, 7 or 9ThenNOT DIVISIBLEby 2, 3, 5 or 7 then it isA PRIME NUMBER.NOT DIVISIBLEby 2, 3, 5, 7, 11 or 13 then it isA PRIME NUMBER## Nouri Dib