Problem 525. Mersenne Primes
31.27% Correct | 68.73% Incorrect
Last Solution submitted on May 30, 2023
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jean claude on 21 Oct 2017
2047 must turn true... gotta deal with this
John D'Errico on 22 Feb 2018
No. 2047 is not a Mersenne prime. 2047=23*89, even though it is true that 2047=2^11-1.
Minh-Khoi LE on 22 Feb 2022
Some correct solutions are not logically correct, the test case must be fixed
Brandon on 30 May 2023 at 20:38
You need not specify that p is prime in the formula M = 2^p - 1 as it is redundant to do so.
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