tables > repunit > 21

Base 21 Repunits

Table

Viewing: 519 – 519 << prev next >>

(available: 0-999)

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

* 519: \[{21^{519}-1\over20}\] 463 × 2547599 × 8290561510806799241599903801<28> × 114983422063191099936091634498136270710100968230735265578439191<63> × 946545933133851067986018421923330681730547286842908589819715975345332245491807955621547125989615345481172266563524635583004511802633134764693908050800371173037<159> × [8011448422811314735596222349305907562453442558530009973161963010378196935186372747584505652845595508041674295224425933574065664900146478454153756761918847885729035790068913062477173060354855294447402592662337926645917925670621070865999545570929145772885967113997156437237964778895825464841114640510873817106314915297357776961614970205513034754890318085711375330799148188508003768189145343479398819270049644665320803713812588441<427>]

Index range: 519 – 519 << prev next >>