Test and find prime numbers
Project description
Pseudoprimes
Test and find prime numbers.
>>> import pseudoprimes
>>> pseudoprimes.is_prime(11)
True
>>> pseudoprimes.is_prime(1022117)
False
>>> pseudoprimes.gen_prime(128) # 128-bit prime
181872728983755108091298489166590324849
>>> pseudoprimes.next_prime(3)
5
>>> pseudoprimes.prev_prime(100)
97
Installation
pip install pseudoprimes
Probabilistic or deterministic?
The used Miller–Rabin algorithm^1 is deterministic for values up to 3,317,044,064,679,887,385,961,981. Numbers larger than that are tested using a probabilistic primality test.
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