tables > repunit > 21

Base 21 Repunits

Table

Viewing: 311 – 311 << prev next >>

(available: 0-999)

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

* 311: \[{21^{311}-1\over20}\] 3733 × 6221 × 11716787037878413<17> × [298156264724649996867096846392395324056780881322042799440290023219384673123373543629532261373861664528298707324693567695228566577867756270331440636308701346065704833325455726937833942588091785723796509733216118913858622721557809941840520871381123366286088144371753512642550021317077316859470151434341846396162803631177297006902442235435441310001154482310114179081965821771120841841410279<387>]

Index range: 311 – 311 << prev next >>