tables > repunit > base4

Base 4 Repunits

Table

Viewing: 661 – 661 << prev next >>

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Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>

661: \[{4^{661}-1\over3}\] 206233 × 4611137 × 1330270433 × 14330525250739<14> × 3370159489168519<16> × 1009157848082361225065617<25> × 36640709883877569115302731<26> × 118420287267066844820208926433723871<36> × 47125791175530065246394954316793530931317846974648817<53> × 135536120925960222599337444295250965784085797842842631983396327415567571433278638148387271418627<96> × 17858769391813189478549404315577297646468853412925918136831275019859096428810527270736800933577430978666397275839559<116>

Index range: 661 – 661 << prev next >>