Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 379: | \[{3^{379}-1\over2}\] | 210917324869<12> × 1518049814692403<16> × 2011339669987253732917345076957200061377270925662226533<55> × 5236508902442014047733589662799215670781360755069900013001005624769780944972730296817721502353952743<100> |