Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 454: | \[{16^{454}-1\over15}\] | 17 × 5449 × 83537 × 297371 × 83132849 × 694512857 × 5661492593<10> × 26986333437777017<17> × 3454631579714210387<19> × 4565795412500725128240734773<28> × 121090008650245240545321284919376582913<39> × 9447623200404223747744805461919020208953<40> × 69982170658265444713117545258712031103399659<44> × 7992177738205979626491506950867720953545660121688631<52> × 10278473016169511741674978241147093808758455091738490812210128381632640553809934883069084182177<95> × 148244867657815410685251025382155445432460875370335602150996589909580097524489073313159227345391307390452247708240254482878830828494841709447508662091300316342847949267849729<174> |