Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 414: | \[{7^{414}-1\over6}\] | 23 × 32 × 19 × 37 × 43 × 47 × 139 × 277 × 1063 × 3083 × 117307 × 1200187 × 5394493693<10> × 402011881627<12> × 7396787205469<13> × 31479823396757<14> × 77569456660417<14> × 3421093417510114543<19> × 8501948915136155490673<22> × 43363095901832281006261<23> × 235169662395069356312233<24> × 46987948541428377962695535792142217<35> × 227556220136287506028942276770826968937<39> × 271580898086766282448529585433801057547<39> × 201787294743721846314281442542420466149577013330276774094281<60> |