Base 15 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 465: | \[{15^{465}-1\over14}\] | 11 × 61 × 241 × 311 × 4931 × 5581 × 39225301 × 23101103879706781<17> × 2680375722923963821<19> × 530788252571672548054451<24> × 660603097954354915026956925328631<33> × 34327408553153235877683920788486912324029949838354936279201903283843361<71> × 6879022048891933664493038234937096016443431299080285798525470822702228981159231<79> × [1957654855610271119602486039649049029297589156248257361734094858815360867128655748802760316394560919905114718448799927131311461918452164877053848255831671678551483956759469233885869287719447626119913336196986226562880561459540938607417725550265956065451324873232145936175140197850241<283>] |