Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 403: | \[{16^{403}-1\over15}\] | 53 × 157 × 1613 × 2731 × 5581 × 6449 × 8191 × 8681 × 18539 × 25793 × 45137 × 49477 × 384773 × 576759899 × 715827883 × 2147483647 × 3604799537 × 8532838289<10> × 153633897920257<15> × 24829930066167773<17> × 207728898616807400249<21> × 7083216645267849385001<22> × 8778333171415791489415008872975671482469<40> × 332487941209315679354716083841839125427819013300080110406512328158433464286107<78> × 3049265608323207033354525040420863372400727272926604181336315082400000135598108701713853477087<94> × 231211221365136401660508426634634156276006399514316762272841324333642070061489755389098909697453461772997<105> |