Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 545: | \[{19^{545}-1\over18}\] | 151 × 911 × 1091 × 177889 × 256380863 × 1551391769 × 100412971710551<15> × 399764747363349091<18> × 737917509151133574154027<24> × 38374016552918104612308691<26> × 6504935099394014405909146312394647<34> × 3961530772257172751242715595128137716110841782476968116923<58> × [1488052891116578840657734713367146493122593115684028502471179696642279899603619913711958510820771798053289244027885471752370016107140889196571094532858281974012233136554133723232500698892304013462068610899459119516261586584612059681237039052658358949384834772386876772761208257373999620140125714805362399509498387879564735266666470794373930486331418688886887934751702145511018963715070958597721080141432618461893148153500110171259474929874284465406625287407276064352740376030284641800199478261<493>] |