79987

Properties

Appears in sequences

• Numbers k such that (6^k - 1)/5 is prime.at n=13A004062
• Primes that remain prime through 4 iterations of function f(x) = 9x + 10.at n=29A023327
• [ (4th elementary symmetric function of S(n))/(2nd elementary symmetric function of S(n)) ], where S(n) = {first n+3 odd positive integers}.at n=29A024205
• Primes with minimal digit = 7.at n=32A106107
• Primes having only {7, 8, 9} as digits.at n=34A106110
• Primes with digit sum = 40.at n=7A106773
• Primes with integer arithmetic mean of digits = 8 in base 10.at n=14A285228
• Prime numbersat n=7835