Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
45: | \[{22^{45}-1\over21}\] | 32 × 132 × 61 × 127 × 13591 × 245411 × 297613 × 396091 × 858794191 × 30694259777925236834701<23> |