def check_monthnumb_number(monthnum2):
  
  if(monthnum2==1 or monthnum2==3 or monthnum2==5 or monthnum2==7 or monthnum2==8 or monthnum2==10 or monthnum2==12):
    return True
  else:
    return False
def is_not_prime(n):
    import math
    
    result = False
    for i in range(2,int(math.sqrt(n)) + 1):
        if n % i == 0:
            result = True
    return result