Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 437: | \[{6^{437}-1\over5}\] | 47 × 139 × 191 × 3221 × 7505944891<10> × 638073026189<12> × 989723472495640900314985156529340457<36> × [118358658916374370557732383215649498305662440936088444393079532193401805481281001246359155145228782418708944987739976169397676106181200161392027670736677519650314046830264825452458696957328251164891299904017507570629611483847312169324027057151098688430382016420234089509763<273>] |