Base 28 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
62: | \[{28^{62}-1\over27}\] | 29 × 1303 × 10789 × 1675799 × 14307617 × 68690971367<11> × 104175305182941687128096479<27> × 280321817417013527271954418037<30> |