Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 534: | \[{7^{534}-1\over6}\] | 23 × 3 × 19 × 43 × 179 × 3917 × 18691 × 1805633 × 495134413 × 1179536907057197599849<22> × 18489605314740987765913<23> × 13227717156954615133005062397767019423263773<44> × 8166146875847876762859119015147004762656450569<46> × 2871385577390592352932558612960572694702993634318932174130446555537271<70> × 16348757507604568933635655654547668122475041674810379754026054447312447725274631<80> × 125678085146582621361870769604701682207541525413624372562669606478176717531412859978710778702359123043670171057388397593564119812753329892677<141> |