Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 675: | \[{3^{675}-1\over2}\] | 112 × 13 × 109 × 181 × 433 × 541 × 601 × 757 × 1621 × 4561 × 8209 × 8951 × 9601 × 78301 × 116101 × 391151 × 523801 × 875701 × 927001 × 5942701 × 53825041 × 2098303812601<13> × 286870274711101<15> × 515009259868501<15> × 119634969443826601<18> × 773618132427345151923061<24> × 218043503399624494149061014280065604327642958243101<51> × 5555502683936822447877092421751037648181820879664401<52> × 19654756797664526305682608330954783024772007284952901<53> |