Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 88: | \[{22^{88}-1\over21}\] | 5 × 23 × 67 × 73 × 89 × 97 × 353 × 881 × 3209 × 3697 × 11617 × 486817 × 465308273 × 1176469537 × 2598415601 × 285451051007<12> × 9617835527609<13> × 73194743542229<14> × 22344513618134504369<20> |