tables > repunit > 21

Base 21 Repunits

Table

Viewing: 618 – 618 << prev next >>

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

* 618: \[{21^{618}-1\over20}\] 2 × 11 × 421 × 463 × 619 × 4327 × 7211 × 7417 × 49853 × 11004109 × 213369083089<12> × 4762638054906709177<19> × 573079972724225525536065884172119<33> × 124182167703174868733039024056091426756491656943<48> × 1367397284535016101800205204505932360525244596116383<52> × 3578319942163234761948197423711625937273928656180280573469957211934243130134304207939291415435034091514822796033427258153670673<127> × [121337382648982629981788750086525283598118883868007482091683711637536520086805304495581636865927620714285889912030995919436599112720913200605299584235466223749221435932247621388029484874045429714746067985762273082272838588635949108539<234>] × 46777697445450325234163133365582872349320201793135585744936259680726435688378978901081353889235258790518407768464319273236246631375102488757190795265405124192490548849484933273439074740212382055504811565758305374614451994966485462050482296167016025467562896801549<263>

Index range: 618 – 618 << prev next >>