Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 477: | \[{7^{477}-1\over6}\] | 32 × 19 × 37 × 1063 × 8269 × 32119 × 319591 × 1695259 × 243544753 × 32185235377<11> × 84247682063005850464952755729<29> × 38904276017035188056372051839841219<35> × 1455329561052597138348454392994231780317942530389<49> × 24558316509500445287216928699106526641529768779162440774021971179<65> × 2425975563343521264274640498966016513340336001121592965419157235409653595610023465368924978766114721245313240205354601674510234174040615530035859386268188614611825110523703226964099<181> |