70729domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes with 22 as smallest positive primitive root.at n=18A061334Numbers k such that 22*10^k + 3 is prime.at n=20A293534Numbers n such that prime(n) contains a substring of all the prime digits in order, i.e., "2357".at n=30A295708Prime numbersat n=7006