Prime Number using python
Prime number is a positive number greater than 1 which can be divided by 1 and by itself. This means that it has only 2 factors, 1 and the number itself.
Examples of prime numbers are: 2, 3, 7, 11 and so on.
1. First lets write program is check if the given number is prime number or not.
def is_prime(number):
for i in range(2,int(number/2)):
if (number%i) == 0:
return False
return True
print(is_prime(10))
print(is_prime(13))
Output:
False
True
2. Let us write another program to generate all the prime numbers between given range .
start = 0
end = 100
print("Prime numbers are:")
for number in range(start, end + 1):
if number > 1:
for i in range(2, number):
if (number % i) == 0:
break
else:
print(number)
Output:
Prime numbers are:2
3
5
7
11
13
17
19
23
29
31
37
41
43
47
53
59
61
67
71
73
79
83
89
97
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