Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 646: | \[{6^{646}-1\over5}\] | 7 × 191 × 239 × 409 × 647 × 1123 × 1787 × 13567 × 30839 × 190537 × 12690943 × 48713705333<11> × 638073026189<12> × 8726220783196433420577926540172780111230892319895685342094694918556189538442501432986166567593663232876099<106> × 1262399687013820450821465131661532266367566719536571507703805450077992967534028821105944824066406612254496684743187<115> × 164996443758420309373543411091395990274552295664860658497763096730148498660672040679120651398428792671933637899153329604852981663611342626701181240546337308497286700871751921128850382045928305374368890712593743712702451693<222> |