252253

Properties

Appears in sequences

• Primes formed by concatenating n with n+1.at n=30A030458
• Lucky numbers that are decimal concatenations of n with n + 1.at n=24A032651
• Primes whose decimal expansion is a concatenation of two or more consecutive increasing numbers (no leading zeros allowed).at n=31A052087
• Primes prime(n) such that n and prime(n) have only prime digits.at n=11A167483
• Primes formed by the concatenation of exactly two consecutive composite numbers.at n=15A342049
• Prime numbersat n=22223