Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 495: | \[{3^{495}-1\over2}\] | 113 × 13 × 23 × 181 × 757 × 1321 × 1621 × 3851 × 4561 × 50821 × 927001 × 3186217 × 35669701 × 2413941289 × 560088668384411<15> × 12812432238302009985937<23> × 4183739978746243239852385111562221<34> × 37073055770742955860149669357943581889942083408919721<53> × 2535780163733034855894105623350204349166417440513207461<55> |