print("Prime Number Checker :)","\n","-----------------")
num=int(input("Hey! enter a positive integer: "))

from math import sqrt

x = 0

if(num > 1):
	for k in range(2, int(sqrt(num)) + 1):
		if (num % k == 0):
			x = 1
		break
	if (x == 0):
		print(num," is a Prime Number!")
	else:
		print(num," is Not a Prime Number!")
else:
	print(num," is Not a Prime Number!")