Base 15 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 326: | \[{15^{326}-1\over14}\] | 24 × 653 × 465529 × 218048391340241461<18> × 1886810257966074954031<22> × 3176943493376606700922418538644207<34> × 24841966255470713069080667642989956570531262733<47> × 23191056803152466255674679331490038948872130127488518656423<59> × 205769385940777085209469139274837910672284913150641679111339254257810534078727<78> × 24124850870268630533087197028765857373937558520065383761775096405808626553546141381637924666011276379039373630426358503<119> |