tables > repunit > base2

Base 2 Repunits

Table

Viewing: 121 – 121 << prev next >>

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

121: \[2^{121}-1\] 23 × 89 × 727 × 1786393878363164227858270210279<31>

Index range: 121 – 121 << prev next >>