Base 35 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
57: | \[{35^{57}-1\over34}\] | 13 × 97 × 131058353 × 110994071937949<15> × 48792067336049769437<20> × 337730913332479682767462944416826639423709<42> |