is 2 1026354289 - 1
has 308963428 decimal digits
takes 54,774.533 GHz-days to do one PRP test
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
Actual2710.465857.7465 %----0.465857.7465 %
Target2857,634.532764.7059 %600000014000000006,341.51264.5367 %13,976.045366.3071 %
Difference-14-7,634.0669-6.9594 %-6000000-1400000000-6,341.5126-4.5367 %-13,975.5795-8.5606 %

Known prime factors (1 factor, 68.7 bits, 0.00000669% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
10263542894673503816338731052972168.663227674978632
23 × 33 × 1054050827		2020-06-222710540508270.08474,444.08,300.1

P-1 results:
No P-1 results for M1026354289


Trial Factoring results:
5758596061626364656667686970717273747576777879808182838485
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2023-12-06frmkya40212680.058
2020-12-12slaursekunda-rtx20602642680.055
2020-06-22ViliamF3GPU268271
68.663
21
0.408


ECM factoring results:
No ECM results for M1026354289


Lucas-Lehmer results:
No L-L results for M1026354289


PRP results:
No PRP results for M1026354289


CERT results:
No CERT results for M1026354289


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
271
268
this exponent TF target: 85
250
260
270
280
290
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Last modified: 2024-04-17T15:19:26+00:00