tables > repunit > base2

Base 2 Repunits

Table

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

273: \[2^{273}-1\] 72 × 79 × 127 × 337 × 911 × 8191 × 121369 × 108749551 × 112901153 × 23140471537<11> × 4093204977277417<16> × 86977595801949844993<20>

Index range: 273 – 273 << prev next >>