Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 153: | \[{12^{153}-1\over11}\] | 37 × 157 × 613 × 3673 × 80749 × 2693651 × 20757613 × 6128894197<10> × 74876782031<11> × 1644982406845777<16> × 216486853727393579797<21> × 53294740218449478902707453<26> × 152407927405295101492510321<27> × 1510376787258214230993801577<28> |