Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 394: | \[{13^{394}-1\over12}\] | 2 × 7 × 21277 × 81559 × 611873120423<12> × 295299449891582653768512854544795477241377821<45> × 4893152600989198057885546722454264198955018312929277<52> × 1724867795990799373277353123822499166703847029518805660536247<61> × 69682761741954014044000389064875948628836106898730684655051907002831510045793<77> × 8384422432359754524197224033587456926367987122478775996798790524996705777362127352039<85> × 30138535726175631737937927474312390508825499559713661626996884558126586435433343896936467631386353<98> |