Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 502: | \[{19^{502}-1\over18}\] | 22 × 5 × 503 × 6516463 × 6770977 × 7197240755459<13> × 265734216608927399<18> × 939473017559507297<18> × 329045000305484706208510289<27> × [4399178453929032381478489336460191379742596530554476160967278022315815240605261859009642241147277993244754751939719501717493055479237659784671189468073010580218262373560096540829288652438600607257871801420699716528935013949775826115144841903840519598218649981016951<265>] × [41366542538882645312811843937154691216993826417990695579281104771905823493295468773890538820153591282167113846858053341169268779774560300717510222163866879902200014343372397805899634091346538262301410964979169298111824017046743029380765967556817194426190355400405945603955658870514089<284>] |