Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 628: | \[{7^{628}-1\over6}\] | 24 × 52 × 4397 × 5653 × 57149 × 538511 × 1039945344901<13> × 3065983647843013<16> × 6053210945000213<16> × 1296120348255709333595477995627<31> × 13352751702673573080181436651369067473632828336537<50> × 808906097507955739017983028985423317670967888490114459157493<60> × 125321901025192892348258037574381527425314305570996203012107214669<66> × 30888375309332174699747764157798083891019286829175554176515308211775675085491164240495874534303554491469173279661<113> × 274294318905105806286422847264028232920879820318570327264523354225593171695260297535139890032272914433483724680472997136290543438891915001995622853869<150> |