Category
page 1Mersenne primes
perfect number
positive integer which equals the sum of all its divisors
Mersenne prime
prime number of the form 2ⁿ−1
largest known prime number
largest prime number that is currently known
Lucas–Lehmer primality test
primality test
double Mersenne number
numbers of the form 2^{2^p-1}-1, where p and 2^p-1 are prime numbers
Euclid–Euler theorem
theorem characterizing the even perfect numbers
Mersenne conjectures
mathematical conjectures about Mersenne primes
list of Mersenne primes and perfect numbers
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