Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
169: | \[{10^{169}-1\over9}\] | 53 × 79 × 11831 × 265371653 × 2709246550432452192307438140153898730002165574677<49> × 31198234389876128002952782212916694331889770402831700346290124318006436464972357735278842644511160852523<104> |