Base 11 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 247: | \[{11^{247}-1\over10}\] | 1093 × 6917 × 3158528101 × 24476655191<11> × 6115909044841454629<19> × 735397416472535503838087<24> × 149892886761153843524520239<27> × 42506401487913241523367545790819618756082265772882600005208197272195494554588051130204336389128616847992667045968046444374617074425088630498245667047951649350611<161> |