tables > repunit > base2

Base 2 Repunits

Table

Viewing: 87 – 87 << prev next >>

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

87: \[2^{87}-1\] 7 × 233 × 1103 × 2089 × 4177 × 9857737155463<13>

Index range: 87 – 87 << prev next >>