tables > repunit > base7

Base 7 Repunits

Table

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(available: 0-999)

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

50: \[{7^{50}-1\over6}\] 23 × 11 × 191 × 2551 × 2801 × 31280679788951<14> × 79787519018560501<17>

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