Base 11 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 287: | \[{11^{287}-1\over10}\] | 43 × 83 × 1231 × 2297 × 27061 × 45319 × 509221 × 1350623 × 14092193 × 29866451 × 2880001951 × 840139875599<12> × 2966421405449263029972348335713817510596628749<46> × 51971621500986223244212523671250525729469527072643035829454271071301<68> × 5672372509549908918463036520861924484468373875278531924132436711898663346046627516323247089546716179439024202959293929<118> |