Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 192: | \[{23^{192}-1\over22}\] | 28 × 32 × 5 × 7 × 132 × 17 × 37 × 53 × 79 × 97 × 193 × 257 × 937 × 3697 × 4801 × 7549 × 139921 × 623009 × 2194369 × 12682129 × 83575993 × 229381734152257<15> × 483563163219889<15> × 15887591750468908417<20> × 51610585653101706433<20> × 770283379671906761761<21> × 73169086596340605135996253341472193203073<41> × 5708355499824283346957689802153802015378025330712993451521636737<64> |