Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 507: | \[{10^{507}-1\over9}\] | 3 × 37 × 53 × 79 × 11831 × 265371653 × 26973251761<11> × 6131410474489<13> × 58002376984350075862027<23> × 900900900900990990990991<24> × 26953120377454000308377162599<29> × 82638297310634344310411757401076652003<38> × 2709246550432452192307438140153898730002165574677<49> × 1383906125377990823745051521665361287866249997770983367680122139350699914609150997586781841<91> × 31198234389876128002952782212916694331889770402831700346290124318006436464972357735278842644511160852523<104> × 33819210742473699610142641553130610992207339724356088189206204893112987291740753456680201938098254931361743311<110> |