Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 82: | \[{5^{82}-1\over4}\] | 2 × 3 × 83 × 43543 × 221401 × 2238236249 × 9472026608675509<16> × 5079304643216687969<19> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 82: | \[{5^{82}-1\over4}\] | 2 × 3 × 83 × 43543 × 221401 × 2238236249 × 9472026608675509<16> × 5079304643216687969<19> |