Base 2 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 209: | \[2^{209}-1\] | 23 × 89 × 524287 × 94803416684681<14> × 1512348937147247<16> × 5346950541323960232319657<25> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 209: | \[2^{209}-1\] | 23 × 89 × 524287 × 94803416684681<14> × 1512348937147247<16> × 5346950541323960232319657<25> |