Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
85: | \[{12^{85}-1\over11}\] | 1021 × 22271 × 22621 × 2693651 × 4832761 × 74876782031<11> × 204560684821<12> × 5383015065849288291601<22> × 8851245553587646908851<22> |