Base 2 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 186: | \[2^{186}-1\] | 32 × 7 × 529510939 × 715827883 × 2147483647 × 2903110321 × 658812288653553079<18> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 186: | \[2^{186}-1\] | 32 × 7 × 529510939 × 715827883 × 2147483647 × 2903110321 × 658812288653553079<18> |