Base 8 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 356: | \[{8^{356}-1\over7}\] | 32 × 5 × 13 × 179 × 1069 × 2137 × 3739 × 4273 × 62020897 × 78903841 × 928574737 × 3401264941 × 11221454641<11> × 28753302853087<14> × 18584774046020617<17> × 579017791994999956106149<24> × 123794003928545064364330189<27> × 618970019642690137449562111<27> × 24124332437713924084267316537353<32> × 10038055841545956979111137292020661<35> × 14851642607221752942766012585821135190909<41> × 7993364465170792998716337691033251350895453313<46> |