Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 725: | \[{7^{725}-1\over6}\] | 59 × 2551 × 2801 × 149351 × 397301 × 401651 × 4899841 × 127540261 × 3619157951 × 31280679788951<14> × 71316922984999<14> × 200921448668351<15> × 277463632645667965008782910911<30> × 28227438998743999270303330624662217730888039289619786090751<59> × [10376863006351035383734102132672841254633901994180121889648784843644298805162514812300488845593945411837274741143677249060021231690862258355202738183602506918715355833639326730900667121752748510431972169804590887819004953765129361453067286398953470384284662127825058049896724273272777356245018459019596143117800169312718449397501560008113287857954132906153724143440364582129344657758159446807097921148231212840670864547871820910977401<434>] |