is 2 54394189 - 1
has 16374283 decimal digits
takes 107.466 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2718.789163.3803%----8.789163.3803%0.0000%
PrimeNet2692.194862.3188%240000100000002.21095.3482%4.405764.3341%2.0153%
GPU7227335.166364.3836%360000120000002.84813.9245%38.014465.7813%1.3978%
Difference-2-26.3772-1.0033%-360000-12000000-2.8481-3.9245%-29.2253-2.4011%-2.4011%

Known prime factors (1 factor, 72.6 bits, 0.00013341% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
5439418969848519917567349379372272.56564205865738312
23 × 3 × 2531 × 4547 × 232459
2012-02-20454723245925.1640.04860.0678

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2012-02-20T20:47:00Jwb52zClay2272.565-214.9-0.000%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-12-08T00:00:00ANONYMOUSv4_computers21253--2.20598e-5--
2000-01-12T00:00:00ANONYMOUSv4_computers21253--2.20598e-5--
2000-03-01T00:00:00ANONYMOUSv4_computers21254--4.41195e-5--
2000-05-31T00:00:00ANONYMOUSv4_computers21256--0.000--
2001-08-31T00:00:00ANONYMOUSv4_computers21257--0.000--
2002-09-07T00:00:00ANONYMOUSv4_computers21258--0.001--
2003-04-27T00:00:00oerwinv4_computers21259--0.001--
2003-11-28T00:00:00oerwinv4_computers21262--0.011--
2008-06-14T23:54:00Corbyguymonaco262263--0.018--
2008-12-15T00:19:001997rj7Manual testing21264--0.065--
2008-12-25T08:11:00b.e.wilsonGaming264265--0.069--
2008-12-26T11:20:00Sturle Sundebruch.ifi265266--0.137--
2008-12-27T09:50:00Sturle Sundebruch.ifi266267--0.275--
2009-05-17T16:27:00RoaldSmXP66267268--0.550--
2011-04-01T20:34:00TheJudgerManual testing268269--1.099--
2011-04-01T20:34:00TheJudgerManual testing269270--2.198--
2011-08-01T08:26:00evatutinvtdc270271--4.396--


ECM factoring results:
No ECM results for M54394189


Lucas-Lehmer results:
No L-L results for M54394189


PRP results:
No PRP results for M54394189


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
TF factor-bounds graph:
271
270
269
268
267
266
265
264
263
262
259
258
257
256
254
253
250
260
270
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290
2100
Last modified: 2012-02-20T20:47:55+00:00