number_entered = int(input("Enter a number: "))

if number_entered > 1:
    prime = True
    for i in range (2, number_entered):
        if number_entered % i == 0:
            prime = False
            break
    if prime:
        print(number_entered, "is a prime number!" )
    else:
        print(number_entered, "is not a prime number" )
else:
    print(number_entered, "is not a prime number")