tables > repunit > base2

Base 2 Repunits

Table

Viewing: 63 – 63 << prev next >>

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

63: \[2^{63}-1\] 72 × 73 × 127 × 337 × 92737 × 649657

Index range: 63 – 63 << prev next >>