Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 181: | \[{22^{181}-1\over21}\] | 3259 × 480737 × 17258170472147616527<20> × 121336202699697060162977743034725637990071357134029577123716158729339059603416004445055399008665883<99> × 13813663450422632249516525757509252322529968816142520618112224701622097137995197387706379473211677597103680826048917<116> |