Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 164: | \[{6^{164}-1\over5}\] | 7 × 37 × 83 × 28537 × 4046701 × 8648131 × 174521133001<12> × 1854850885886497427178961<25> × 4837453663777044375040181<25> × 246179376206361788466441901958293949537091001<45> |