Base 11 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 263: | \[{11^{263}-1\over10}\] | 1579 × 273046601 × 49391898816054766538923603477001696252091125305146551<53> × 448866386956193192214273839601521010068755980565222687036249<60> × 3805495238649664538616336052778899623309981186689102866978291285109261<70> × 21157936133594973189041981958904376742762430532830485531460898866265603483652053<80> |