14814...77151 (65087-digits)
This number has not yet been tested at this site.
Just showing those entries submitted by 'Gudipati': (Click here to show all)
The largest non-Mersenne prime which was the "largest known
prime number" at the time of discovery. This prime equals
391581 × 2216193 - 1, discovered by the
Amdahl Six in 1989. [Gudipati]
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