is 2 4000593979 - 1
has 1204298789 decimal digits
takes 1,003,667.536 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
Actual2720.239055.5556 %----0.239055.5556 %
Target292250,706.310165.2174 %200000006000000000125,796.06394.2360 %376,502.374066.6908 %
Difference-20-250,706.0711-9.6618 %-20000000-6000000000-125,796.0639-4.2360 %-376,502.1350-11.1352 %

Known prime factors (1 factor, 71.1 bits, 0.00000178% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
400059397925270272735848104611672271.098315831509877
3 × 13 × 1831 × 4422853		2020-07-08183144228530.169988.288163.72

P-1 results:
No P-1 results for M4000593979


Trial Factoring results:
575859606162636465666768697071727374757677787980818283848586878889909192
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2023-12-10ramgeisr4mg31s212680.015
2020-09-04slaurnocebo-16502642680.014
2024-02-29Stef421Gredoproject2682710.105
2020-07-08ViliamF3GPU271272
71.098
22
0.120


ECM factoring results:
No ECM results for M4000593979


Lucas-Lehmer results:
No L-L results for M4000593979


PRP results:
No PRP results for M4000593979


CERT results:
No CERT results for M4000593979


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
107
TF factor-bounds graph:
272
271
268
this exponent TF target: 92
250
260
270
280
290
2100
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Last modified: 2024-04-17T15:19:26+00:00