is 2 119906119 - 1
has 36095339 decimal digits
takes 553.733 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
Actual277255.267764.9351%1000000553218120208.15996.2865%463.427767.1394%
Target276127.633164.4737%8000002800000015.28024.2174%142.913465.9720%
Difference+1+127.6346+0.4614%+200000+525218120+192.8797+2.0690%+320.5143+1.1674%

Known prime factors (1 factor, 140.1 bits, 0.00011681% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
119906119145091074353773226461955952737537783192576143140.0586050194750852257442422765461099520
210 × 3 × 5 × 127 × 311 × 82279 × 426011 × 734807 × 387196057		2023-02-227348073871960571.564e+9145.91263.83

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2023-02-22Mihai Predax2100000055321812043140.058208.21,107416.36.286%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-05-16subgeniusgigacare263264--0.016--
2010-10-17Donna NobleJupiter-2500k264265--0.031--
2012-08-02Richardworkmy265266--0.062--
2014-12-18sasaki3HOME266267--0.125--
2015-04-14Mihai PredaManual testing267268--0.249--
2015-04-25Mihai PredaManual testing268269--0.499--
2015-05-04Mihai PredaManual testing269270--0.997--
2015-05-27Mihai PredaManual testing270271--1.994--
2015-06-04SRS TechnologyManual testing271272--3.989--
2020-05-04Greg HoganManual testing272273--7.977--
2021-03-23BommerManual testing273274--15.95--
2021-07-10TheJudgerManual testing274275--31.91--
2021-07-10TheJudgerManual testing275276--63.82--
2022-05-22TheJudgerManual testing276277--127.6--


ECM factoring results:
No ECM results for M119906119


Lucas-Lehmer results:
No L-L results for M119906119


PRP results:
No PRP results for M119906119


P-1 factor-bounds graph:
B1 = 1000000, B2 = 553218120 (P-1 stage 2)
B1 = 1000000 (P-1 stage 1)
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105
106
104
105
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107
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109
TF factor-bounds graph:
277
276
275
274
273
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271
270
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267
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264
this exponent TF target: 76
TF double-checked to: 67.7
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Last modified: 2023-03-25T13:08:14+00:00