Composite Mersenne Number/Examples/M227/Historical Note
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Historical Note on Mersenne Number $M_{227}$
Mersenne number $M_{227}$ was one of a set of $6$ demonstrated to be composite by Horace Scudder Uhler using a manual desk calculator in the $1940$s.
Sources
- 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $2^{229} - 1$
- 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $2^{229} - 1$