Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 49: | \[{23^{49}-1\over22}\] | 29 × 197 × 5336717 × 7908659662206739330568797545829013975804515085190454901<55> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 49: | \[{23^{49}-1\over22}\] | 29 × 197 × 5336717 × 7908659662206739330568797545829013975804515085190454901<55> |