Base 2 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 137: | \[2^{137}-1\] | 32032215596496435569<20> × 5439042183600204290159<22> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 137: | \[2^{137}-1\] | 32032215596496435569<20> × 5439042183600204290159<22> |