A Piece of the Pi: mathematics explained

A Piece of the Pi: mathematics explained

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A Piece of the Pi: mathematics explained
A Piece of the Pi: mathematics explained
Repunits and prime numbers

Repunits and prime numbers

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Richard Green
Nov 18, 2024
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A Piece of the Pi: mathematics explained
A Piece of the Pi: mathematics explained
Repunits and prime numbers
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A repunit (“repeated unit”) is a number that only contains the digit 1 in some number base. For example, 31 is a repunit in base 5 and base 2, because 31 is written as 111 (25+5+1) in base 5, and as …

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