Isolated primes up to 275

Isolated primes: Primes p such that neither p−2 nor p+2 is prime.

There is 23 isolated primes smaller than 275.

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

2, 23, 37, 47, 53, 67, 79, 83, 89, 97, 113, 127, 131, 157, 163, 167, 173, 211, 223, 233, 251, 257, 263

• Learn more about Isolated primes.
• All isolated primes