is 2 11944139 - 1
has 3595545 decimal digits
takes 4.598 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-
PRP73C72EA4A16151F1verified PRP

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2672.487764.1791%400000120000000.57615.9358%3.063966.3054%2.1263%
PrimeNet2640.298062.5000%5500015000000.07474.1110%0.372764.0416%1.5416%
GPU722684.990364.7059%8000020000000.10312.9390%5.093465.7432%1.0373%
Difference-1-2.5026-0.5268%+320000+10000000+0.4731+2.9968%-2.0295+0.5622%+0.5622%

Known prime factors (2 factors, 80.4 bits, 0.00067354% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
11944139501653839928.90221
3 × 7
-373.008e-121.796e-63.408e-6
1194413932889140356557771651.547137678992
24 × 11 × 782267
2014-07-01167822674.138e-50.02380.0444

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
1194413916498963521277034145779032580.449
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2021-11-20T23:03:57nordisweet16400000400000-
skipped known factor: 501653839
--0.223--2.403%
2021-11-21T09:12:58nordisweet1640000012000000-
skipped known factor: 501653839
skipped known factor: 3288914035655777
--0.576--5.936%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2014-07-01T11:35:00TJAOIManual testing??51.547161.62652e-59.663.41553e-5


ECM factoring results:
No ECM results for M11944139


Lucas-Lehmer results:
No L-L results for M11944139


PRP results:
dateuseridcompidcofactorsres64PRP
2021-12-07T14:43:33mrhlanai
501653839
3288914035655777
73C72EA4A16151F1no


P-1 factor-bounds graph:
B1 = 400000, B2 = 12000000 (P-1 stage 2)
B1 = 400000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2021-12-07T14:43:33+00:00