Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 568: | \[{7^{568}-1\over6}\] | 25 × 52 × 569 × 853 × 1201 × 23857 × 29537 × 148249 × 810253 × 1267394873 × 990643452963163<15> × 1351405472411521<16> × 190442563479129737<18> × 40109647514545875958117<23> × 92914860840816888117372433724419584467881183<44> × 169002145064468556765676975247413756542145739<45> × 5980904229992785230777515196566061969934200643121<49> × 43316614293777501996969171342615166956318247765081863439793464934656219118249269<80> × 83027114517838505549125216590728095421716624217044383126880464259145907431809562620402557730609119231935903240645894836103565666994421782000063141037417<152> |