Base 2 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 217: | \[2^{217}-1\] | 127 × 5209 × 62497 × 2147483647 × 6268703933840364033151<22> × 378428804431424484082633<24> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 217: | \[2^{217}-1\] | 127 × 5209 × 62497 × 2147483647 × 6268703933840364033151<22> × 378428804431424484082633<24> |