tables > repunit > 28

Base 28 Repunits

Table

Viewing: 690 – 690 << prev next >>

(available: 0-999)

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

* 690: \[{28^{690}-1\over27}\] 3 × 11 × 29 × 31 × 47 × 139 × 271 × 277 × 691 × 757 × 1381 × 4621 × 7039 × 7591 × 15991 × 53951 × 416761 × 567871 × 637421 × 734941 × 908041 × 7822531 × 84673681 × 94369507 × 115152031 × 322158931 × 9222651551<10> × 140668620541<12> × 255595103341<12> × 4002150181261<13> × 4099849287367<13> × 224727078564911869<18> × 521478543273983761<18> × 46968889292310983734429171<26> × [818643139362268233980506081328331379913382296587594045174406530924826705711639539200151927378820531678144402029756030798873026377463194391464262175301803935933749094203457624286611873480068076680742467678699422480424962945410227566799228229775656947836944998066266382070783127552600872397003031501135862009195985645670260320376844426524008252468894567785131968202122762473263522410518140218811849452505223502852612081034060805787564707924755628854013761226211737918776998371892631193095710074192174121129509848235972078524579759977872033056864212102228236593735966257626750279517053609876103018065153837292832421025990624074264724267823254995707045743825907396675705626955158803415394260087825041817647989614132634865469572234279039732909958946462245910483242386759399<768>]

Index range: 690 – 690 << prev next >>