tables > repunit > 4

Base 4 Repunits

Table

Viewing: 38 – 38 << prev next >>

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

38: \[{4^{38}-1\over3}\] 5 × 229 × 457 × 174763 × 524287 × 525313

Index range: 38 – 38 << prev next >>