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Question -

Write a Python script that display 20 Mersenne Prime Numbers ?



Answer -

def Mersenne (n):
return 2** n-1
def test prime (n):
mid = n/2 + 1
for t in range (2, mid):
if n%t = = 0:
return false
else :
return true
print тАЬ20 Mersenne Prime Numbers are :тАЭ
for a in range (1,21):
number = Mersenne (a)
prime = test prime (number)
if prime :
print number, тАЬPrimeтАЭ
else :
print number

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