Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 69: | \[{6^{69}-1\over5}\] | 43 × 47 × 139 × 3221 × 11731 × 7505944891<10> × 1236385853432057889667843739281<31> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 69: | \[{6^{69}-1\over5}\] | 43 × 47 × 139 × 3221 × 11731 × 7505944891<10> × 1236385853432057889667843739281<31> |