Weakly primes up to 201991

Weakly primes: Primes that having any one of their (base 10) digits changed to any other value will always result in a composite number.

There is 0 weakly primes smaller than 201991.

Checkout weakly primes up to: 100, 500, 1000, 10000.

• Learn more about Weakly primes.
• All weakly primes