Base 2 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 277: | \[2^{277}-1\] | 1121297 × 31133636305610209482201109050392404721<38> × 6955979459776540052280934851589652278783<40> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 277: | \[2^{277}-1\] | 1121297 × 31133636305610209482201109050392404721<38> × 6955979459776540052280934851589652278783<40> |