is 2 795753821 - 1
has 239545770 decimal digits
takes 30,669.679 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual2732.403858.9041 %----2.403858.9041 %
Target2844,923.466964.2857 %450000011000000003,587.05364.4780 %8,510.520665.8850 %
Difference-11-4,921.0631-5.3816 %-4500000-1100000000-3,587.0536-4.4780 %-8,508.1168-6.9809 %

Known prime factors (1 factor, 72.2 bits, 0.00000908% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
79575382155625894140407503582092272.2363495169779424
25 × 109224055607		2020-04-28321092240556071.5463332,564621,138

P-1 results:
No P-1 results for M795753821


Trial Factoring results:
57585960616263646566676869707172737475767778798081828384
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-05-12Architects CubedManual testing2632640.002
2011-08-31monstampere2642650.005
2013-09-15america64Manual testing2652660.009
2014-10-13monstManual testing2662700.282
2020-04-28ViliamFManual testing270273
72.236
22
1.185


ECM factoring results:
No ECM results for M795753821


Lucas-Lehmer results:
No L-L results for M795753821


PRP results:
No PRP results for M795753821


CERT results:
No CERT results for M795753821


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
TF factor-bounds graph:
273
270
266
265
264
this exponent TF target: 84
TF double-checked to: 67
250
260
270
280
290
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Last modified: 2024-04-17T15:19:26+00:00