tables > repunit > 21

Base 21 Repunits

Table

Viewing: 331 – 331 << prev next >>

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

331: \[{21^{331}-1\over20}\] 1983347198303205961<19> × 15098699522431383545272567<26> × 753734287532058326754354303389939587144515988488447096434766352724402153081275363819277458570297153162828322574487165785736573104358277334601213751474532424670669603555263297037924186269515453939190900422338990503940558853689026209015295530927503628106442473369667788914748365584131730738465682627280238109237472851548342854391047190992983587675022152735567422711300638729310006366211965650313<393>

Index range: 331 – 331 << prev next >>