49993

Properties

Appears in sequences

• Primes with either no internal digits or all internal digits are 9.at n=53A069684
• Primes of the form 5*10^k-7.at n=2A108837
• Numbers k such that k and k^2 use only the digits 0, 2, 3, 4 and 9.at n=24A136886
• Primes of the form (x+y)^2+2^x+2^y, with x and y nonnegative.at n=10A162577
• Primes containing 999 as a substring.at n=13A167292
• Primes p such that (p reversed) +6 is a square.at n=20A167472
• Primes having only {3, 4, 9} as digits.at n=49A199349
• Primes of the form 5n^2 - 7.at n=21A201788
• Largest prime (or noncomposite) factor of the Crandall number A262961(n).at n=7A263413
• Primes p such that p^2 + 1 has more divisors than p^2 - 1.at n=35A358879
• Prime numbersat n=5132