Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 351: | \[{7^{351}-1\over6}\] | 33 × 19 × 37 × 109 × 811 × 1063 × 1873 × 2377 × 20359 × 322921 × 486643 × 2280097 × 2583253 × 7524739 × 44975113 × 594937279 × 7687225261<10> × 16148168401<11> × 2433313988259555128131<22> × 661353842305791342187228684843715341<36> × 11796437046792742755849729387939324107190639863964088922341490806733816144243604071025212318366214034122219495631093422624706578961802820133424399011<149> |