is 2 119709397 - 1
has 36036120 decimal digits
takes 552.825 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
Actual277255.687264.9351 %6430005021346022.39034.1296 %278.077566.3831 %
Target276127.842964.4737 %80000014000000056.14084.2166 %183.983765.9717 %
Difference+1+127.8444+0.4614 %-157000-89786540-33.7505-0.0870 %+94.0938+0.4114 %

Known prime factors (1 factor, 87.9 bits, 0.00007344% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1197093972912733493897569601388074812787.9131216585149909981420
22 × 3 × 5 × 79 × 1321 × 39107 × 4968289
2023-01-14391074968289261,8252.06023.3854

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2023-01-14MarkSdesktop-i76430005021346022787.91324.614.538%


Trial Factoring results:
575859606162636465666768697071727374757677
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-05-16Martti JärviCassady2632640.016
2010-10-17Torchwood InstituteHTPC-V642642650.031
2012-07-27tscvista12652660.062
2014-12-17tscap2662670.125
2015-04-28David HruskaManual testing2672680.250
2015-05-03SMoffatManual testing2682690.499
2015-05-08SMoffatManual testing2692700.999
2015-05-13SMoffatManual testing2702711.998
2015-05-25SMoffatManual testing2712723.995
2020-10-19SRBaseManual testing2722737.990
2021-04-26gcardonaManual testing27327415.98
2021-07-09TheJudgerManual testing27427531.96
2021-07-09TheJudgerManual testing27527663.92
2022-05-22TheJudgerManual testing276277127.8


ECM factoring results:
No ECM results for M119709397


Lucas-Lehmer results:
No L-L results for M119709397


PRP results:
No PRP results for M119709397


CERT results:
No CERT results for M119709397


P-1 factor-bounds graph:
B1 = 643000, B2 = 50213460 (P-1 stage 2)
B1 = 643000 (P-1 stage 1)
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108
TF factor-bounds graph:
277
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273
272
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268
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264
this exponent TF target: 76
TF double-checked to: 67
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Last modified: 2024-02-09T03:30:02+00:00