Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
98: | \[{17^{98}-1\over16}\] | 2 × 32 × 491 × 883 × 22796593 × 25646167 × 711954517 × 474969439337<12> × 1094794793219<13> × 1465198716273377<16> × 21174546269742403551077<23> × 4576209702754960230170484653<28> |