tables > repunit > 28

Base 28 Repunits

Table

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

* 253: \[{28^{253}-1\over27}\] 47 × 6073 × 6077039 × 50545507 × 34150493505096569060087<23> × 1517655145813456319033978812579<31> × [11019765756918437406111059874224010588194509323390546600593440850832417160647945401527963038207113438584784255621461823296905212467898717814875836344475343363441291788711382038778933170296932704564110921498057053008072711932595813421816437363812913012204577195948967783732728669671711375862939<293>]

Index range: 253 – 253 << prev next >>