Base 2 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 364: | \[2^{364}-1\] | 3 × 5 × 29 × 43 × 53 × 113 × 127 × 157 × 911 × 10932 × 1613 × 2731 × 4733 × 8191 × 224771 × 1210483 × 112901153 × 23140471537<11> × 25829691707<11> × 8861085190774909<16> × 556338525912325157<18> |