tables > repunit > 2

Base 2 Repunits

Table

Viewing: 85 – 85 << prev next >>

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

85: \[2^{85}-1\] 31 × 131071 × 9520972806333758431<19>

Index range: 85 – 85 << prev next >>