Base 4 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 468: | \[{4^{468}-1\over3}\] | 32 × 5 × 7 × 132 × 17 × 19 × 37 × 53 × 73 × 79 × 109 × 157 × 241 × 313 × 433 × 937 × 1249 × 1613 × 1873 × 2731 × 3121 × 6553 × 7489 × 8191 × 21061 × 21841 × 38737 × 86113 × 121369 × 348661 × 858001 × 22366891 × 308761441 × 7830118297<10> × 1112388285061<13> × 6440452782193<13> × 370244405487013669<18> × 623293182848475361<18> × 5302306226370307681801<22> × 84159375948762099254554456081<29> × 66160413724915364725540228212461512514283877255084129<53> |