321193domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumbers that are the sum of 4 positive 9th powers.at n=24A003393Primes of the form n^5 + 4^n.at n=3A075983Numbers of the form 8^j + 9^k, for j and k >= 0.at n=41A226832Prime numbersat n=27702