Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
218: | \[{10^{218}-1\over9}\] | 11 × 1192679 × 3338786746233023<16> × 712767480971213008079<21> × 5295275348767234696493<22> × 14060959683864286267405933000927102019<38> × 19364383321148719295180578853325741855858987848620134943<56> × 246829743984355435962408390910378218537282105150086881669547<60> |