Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 402: | \[{23^{402}-1\over22}\] | 23 × 32 × 7 × 132 × 79 × 269 × 67939 × 337681 × 2152900439563539121<19> × 27212797852752977107<20> × 56363453860735350997<20> × 1350722411768113885790624753062895918883814157448379863553859994476957<70> × 717057151353059039646350309597665532976870802447684392671629642041234787830243215608372027<90> × 1127832611356803023026357684182241392150999087076780149105321894778451517155830289972977404496798796668869661516129074334465878209198191<136> × [7882895055938270546098466946363582240352253592556198899926120615531236894819601570366641511766064299951357155897371188918877798388797042360496538415507172260384175681136350971<175>] |