# Frequently asked questions about primes

Here is a list of questions and answers for many of the frequently asked questions at this site. If you have difficulty finding what you want, you might try searching through the site.

- The definition of prime:
- Basic properties of primes
- Lists and records
- What are the first
- 1,000 Primes? (about 7k)
- 10,000 Primes? (about 72k)
- 100,008 Primes? (about 822k)
- other lists of primes

- What is the
- What is the longest list of primes?
- Where is a list of the
*x*-digit primes? - I need a few small primes (say 10 to 300 digits)

- What are the first
- Mersenne Numbers
- What are the known Mersenne primes?
- What are the decimal expansion of the Mersenne numbers? (and how do you "say" these numbers?)
- Where is the next Mersenne prime?

- Miscellaneous
- Questions from those who find primes:
- Questions from those who have proved something new

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