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# Classifications of prime numbers

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Classifications of prime numbers

Base independent classifications of prime numbers

Base dependent classifications of prime numbers

The prime numbers (A000040):

- {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, 101, 103, 107, 109, 113, 127, ...},

may seem a largely undifferentiated mass, but efforts at classification have yielded a few insights.