tables > repunit > 2

Base 2 Repunits

Table

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

634: \[2^{634}-1\] 3 × 9511 × 326330579 × 491981122308467411<18> × 587492521482839879<18> × 4868122671322098041565641<25> × 9815639231755686605031317440031161584572466128599<49> × 554346309198841189738200247725749800421156685578702545439230498849139<69>

Index range: 634 – 634 << prev next >>