Base 2 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 144: | \[2^{144}-1\] | 33 × 5 × 7 × 13 × 17 × 19 × 37 × 73 × 97 × 109 × 241 × 257 × 433 × 577 × 673 × 38737 × 487824887233<12> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 144: | \[2^{144}-1\] | 33 × 5 × 7 × 13 × 17 × 19 × 37 × 73 × 97 × 109 × 241 × 257 × 433 × 577 × 673 × 38737 × 487824887233<12> |