is 2 52614437 - 1
has 15838524 decimal digits
takes 100.796 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
Actual2692.269162.3188 %----2.269162.3188 %
Target27336.355964.3836 %3600006000000010.02613.9080 %46.382065.7754 %
Difference-4-34.0868-2.0647 %-360000-60000000-10.0261-3.9080 %-44.1129-3.4566 %

Known prime factors (1 factor, 75.8 bits, 0.00014409% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
52614437663481788101911442252412375.812630513054907260
22 × 3 × 5 × 7 × 312 × 41 × 3449 × 11047
2011-05-09344911047198.320.01070.0195

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2011-05-09curtiscwde2610-06l2375.8122.6280.000%


Trial Factoring results:
5758596061626364656667686970717273
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
1999-12-01ANONYMOUSv4_computers212532.28000e-5
2000-02-23ANONYMOUSv4_computers212544.56000e-5
2000-05-10ANONYMOUSv4_computers212560.000
2001-06-30ANONYMOUSv4_computers212570.000
2002-05-11ANONYMOUSv4_computers212580.001
2003-12-021997rj7v4_computers212590.001
2004-03-081997rj7v4_computers212600.001
2007-12-31ANONYMOUSv4_computers212630.019
2008-11-17DerekManual testing212640.036
2008-12-11WorknPlayWnP_Q6600-12642650.071
2008-12-13Never Odd Or EvenT_Quad2652660.142
2008-12-14Never Odd Or EvenT_Quad2662670.284
2009-10-06Son JohanRetired2672680.568
2010-04-06ANONYMOUS2682691.136


ECM factoring results:
No ECM results for M52614437


Lucas-Lehmer results:
No L-L results for M52614437


PRP results:
No PRP results for M52614437


CERT results:
No CERT results for M52614437


P-1 factor-bounds graph:
102
103
104
102
103
104
105
TF factor-bounds graph:
269
268
267
266
265
264
263
260
259
258
257
256
254
253
this exponent TF target: 73
TF double-checked to: 67
250
260
270
280
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Last modified: 2024-03-13T02:15:48+00:00