is 2 756839 - 1
has 227832 decimal digits
takes 0.015 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
Verified Mersenne Prime

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actualunknown----0.00000.0000%
Target2440.000054.5455%1300025000000.004317.0128%0.004362.2785%
Difference-440.0000-54.5455%-13000-2500000-0.0043-17.0128%-0.0043-62.2785%

Known prime factors:
None — M756839 is prime!

P-1 results:
No P-1 results for M756839


Trial Factoring results:
No TF results for M756839


ECM factoring results:
No ECM results for M756839


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2003-01-09ANONYMOUSv4_computers775A66E71950AF__0.015


PRP results:
No PRP results for M756839


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Last modified: 2023-10-02T12:12:48+00:00