Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 575: | \[{7^{575}-1\over6}\] | 47 × 1151 × 2551 × 2801 × 3083 × 188831 × 1446701 × 464288332751<12> × 723461377501<12> × 31280679788951<14> × 31479823396757<14> × 27229507836853201541<20> × 434066141789352819151<21> × 32338809757665390121614112981<29> × [3457546933194800181201384703014441381842786245507244174373251801538793315603405931569976416947277217774578959382176458175134835409769649622302585082002621243863819942538345870041637777715903144001499915548286297934999934868650031889852230203766109414192435440264854481203890008599419464499592819554995454938796449843780507830098932504385601<340>] |