Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 475: | \[{6^{475}-1\over5}\] | 52 × 191 × 311 × 571 × 1901 × 18198701 × 40185601 × 825838991 × 638073026189<12> × 1298704628041<13> × 25425408247171<14> × 60568682963851<14> × 2995523312517361<16> × 224981161026544891262345483351262023403957087219360906214409671037208846150023533696326645784204763510896303206790554483545718963766213433875791837665168256931201941084359282611293638173178827836236756255724837274569065670136376839767535380575212316765706791933986051<267> |