Base 11 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 290: | \[{11^{290}-1\over10}\] | 22 × 3 × 5 × 59 × 523 × 3221 × 13421 × 38861 × 54521 × 10979607179423<14> × 204064664440913<15> × 303309617049998388989376043<27> × 144801130358116982559692328954495371<36> × 69872265547749566398735989506862167022001782100339822496855955029149120537231<77> × 8653719005168933795819192954442052944398178101271333803063467458016405399722313222353196657036509056155169947241<112> |