Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 574: | \[{7^{574}-1\over6}\] | 23 × 29 × 83 × 113 × 911 × 1723 × 4733 × 4849399 × 8999993 × 12412177 × 20515909 × 175804721 × 1636258751 × 13903914179<11> × 78009515593<11> × 1463273844607<13> × 2405532607493<13> × 21747676457911610417<20> × 266604208732109666783<21> × 8005403352699006217853<22> × 4362139336229068656094783<25> × 9434065448210481479155118150417<31> × 7318598257434598572766074353405838030923<40> × 738710854664932373205737588298090279327121<42> × 83823446120252671068881628363968327388964408737925484911<56> × 119024615960139050010951822947102288060179859995803647595849404305041611454776671784910175405430682988593323859979907737213<123> |