tables > repunit > base2

Base 2 Repunits

Table

Viewing: 285 – 285 << prev next >>

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

285: \[2^{285}-1\] 7 × 31 × 151 × 191 × 32377 × 524287 × 1212847 × 420778751 × 30327152671<11> × 1491477035689218775711<22> × 25349242986637720573561<23>

Index range: 285 – 285 << prev next >>