tables > repunit > base2

Base 2 Repunits

Table

Viewing: 39 – 39 << prev next >>

(available: 0-999)

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

39: \[2^{39}-1\] 7 × 79 × 8191 × 121369

Index range: 39 – 39 << prev next >>