Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 351: | \[{16^{351}-1\over15}\] | 33 × 7 × 132 × 19 × 37 × 53 × 73 × 79 × 109 × 157 × 313 × 937 × 1249 × 1613 × 2731 × 3121 × 6553 × 7489 × 8191 × 9829 × 21061 × 21841 × 86113 × 87211 × 121369 × 246241 × 262657 × 279073 × 348661 × 446473 × 22366891 × 29121769 × 59012929 × 7011385057<10> × 7830118297<10> × 1112388285061<13> × 21455171100793<14> × 520378545363301<15> × 571890896913727<15> × 93715008807883087<17> × 370244405487013669<18> × 150832426800173710177<21> × 5302306226370307681801<22> × 4247713303224552237738169<25> × 371434919794191620009861713658005494601<39> × 24841125429051585062538961751269988364169<41> × 657605388714787226759598226179270662456521<42> |