Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 438: | \[{3^{438}-1\over2}\] | 22 × 7 × 13 × 439 × 877 × 11243 × 20149 × 135781 × 741973 × 15768033143<11> × 9460375336977361<16> × 91088487902952698797983939757<29> × 11009154363058726777293427189333<32> × 38488154120055537150068589763279<32> × 2587741161535425204771363976763072254792575423514277924289333901<64> |