Base 9 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 656: | \[{9^{656}-1\over8}\] | 24 × 5 × 17 × 412 × 83 × 193 × 2297 × 33703 × 70849 × 1172929 × 1365137 × 2088869 × 2526913 × 21523361 × 32326369 × 110767897 × 86950696619<11> × 88715334003841<14> × 270547105429567<15> × 574933708017116710865237<24> × 4416948778093214786738702801<28> × 7088757890453145334311443322801793110058505541970400820190920577<64> × 79147412492231961159504332421075936688018365739874924059333695254771054452740685386168224845554577681118801766841258273<119> × 30902873894641318121951407120703520572870733740102874925824542843989241746231551334255699414670338350455485098751820870344962415919842562140115152059020041551439322317667531714809191057706931855920794913615779984415617485900915835199394990992574942720949057925328579956921512368641<281> |