Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 262: | \[{16^{262}-1\over15}\] | 17 × 263 × 1049 × 4744297 × 269665073 × 642811237 × 2745098189 × 810791440841<12> × 1271332666556177<16> × 12450751815271172041<20> × 308544695409769427309<21> × 36441674155824796521521<23> × 182331128681207781784391813611<30> × 10350794431055162386718619237468234569<38> × 88628235147538969385874281472055436801<38> × 786754396494306877551409790749000906808183097801133060108602658143355250410059953<81> |