tables > repunit > 21

Base 21 Repunits

Table

Viewing: 578 – 578 << prev next >>

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

* 578: \[{21^{578}-1\over20}\] 2 × 11 × 3469 × 11969 × 147391 × 44026455943<11> × 113014155161<12> × 114089969144083169<18> × 1502097124754084594737<22> × 293921728203689009106235703<27> × [86769202443088051258905458749027253416575770945794366273520584056341731700157708631793673512680169073381587057323864902299083330399604339659327701452989284417034616618143630903813652091801635816633785689435388207907530020888365630694758088762706669244976846147735524521151062007836122336105790056418977763837<308>] × 2986600972763420823621886943097322852294146958734472811719257478700469020312295523206620750188350080537643987395934187472747798494466411481211057641501043923748484198323182511603680425220091588961558337229302570579393682654189128169190043933449651961888240344181349088923379815988722052952650627915043462086250138165280354708858937817220910161834677379231<355>

Index range: 578 – 578 << prev next >>