Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 309: | \[{23^{309}-1\over22}\] | 7 × 79 × 619 × 1237 × 94623825126757<14> × 8707815202209241<16> × 35401896355343017<17> × 6140794155332669818199<22> × 4763335420797038297103353912473<31> × 1340663819668652196151778627618820919162438479039584195854984163373080111285603355812898815448531485387561410432828847<118> × 557572498863676958280751499449504387201414285976015112305064315577132596414791502993730361474491675930469448630665124754066293547605679770071579084188689834335470045953912853140556908317595660019<195> |