Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 227: | \[{12^{227}-1\over11}\] | 147551 × 256057 × 152574419 × 1267583437 × 110565744056955405733<21> × 65427844998422797036464287486758625198640908952234347<53> × 162042848109894135706236152877575113770816053476315881812041839095476410913191876824819982859138846625286375765823522856273898603053887385207147<144> |