is 2 101837657 - 1
has 30656190 decimal digits
takes 405.477 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
Actual2670.291859.7015 %----0.291859.7015 %
Target276150.278364.4737 %65000011000000038.14833.8490 %188.426665.8411 %
Difference-9-149.9866-4.7722 %-650000-110000000-38.1483-3.8490 %-188.1348-6.1396 %

Known prime factors (4 factors, 193.7 bits, 0.00019025% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1018376571741423934711237.341855
32 × 5 × 19
2007-09-179192.131e-105.511e-50.0001
1018376572580566228391237.9091267
7 × 181
2007-09-1771812.291e-109.514e-50.0001
1018376573430439357616650871858.2511684268599
13 × 7577 × 17099
2015-08-207577170990.00050.04670.0890
10183765713631080496324748411960.2426692554060
22 × 5 × 334627703
2016-01-2253346277030.0027105.26196.59

11 Composite Factors:
P-1 results:
No P-1 results for M101837657


Trial Factoring results:
5758596061626364656667686970717273747576
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2015-08-20TJAOIManual testing258259*
58.251
18
9.47032e-5
2016-01-22TJAOIManual testing260261*
60.242
19
0.000


ECM factoring results:
No ECM results for M101837657


Lucas-Lehmer results:
No L-L results for M101837657


PRP results:
No PRP results for M101837657


CERT results:
No CERT results for M101837657


P-1 factor-bounds graph:
100
101
102
103
104
100
101
102
103
104
105
106
107
108
109
TF factor-bounds graph:
this exponent TF target: 76
TF double-checked to: 67
250
260
270
280
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Last modified: 2024-03-13T02:15:48+00:00