tables > repunit > base10

Base 10 Repunits

Table

Viewing: 221 – 221 << prev next >>

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

221: \[{10^{221}-1\over9}\] 53 × 79 × 443 × 2071723 × 265371653 × 5363222357<10> × 1661422610776235605151630089<28> × 1222809112881054957482333784778500947505125605556339705344373826182388226051058385373807501056554769983252193191880010181453051182310767800176057994138047394190733<163>

Index range: 221 – 221 << prev next >>