2621447domain: NPropertiesPrimalityPrimeyesAppears in sequencesSmallest prime larger than 2^n whose digits begin with those of 2^n.at n=18A068842Smallest prime with same leading digits as 8^n.at n=6A068848Primes of the form 10n^3+7.at n=21A201305Prime numbersat n=191309