is 2 52804001 - 1
has 15895589 decimal digits
takes 101.159 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
Actual2692.260962.3188 %----2.260962.3188 %
Target27336.225464.3836 %3600006000000010.02613.9098 %46.251565.7761 %
Difference-4-33.9644-2.0647 %-360000-60000000-10.0261-3.9098 %-43.9906-3.4572 %

Known prime factors (1 factor, 70.1 bits, 0.00013276% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
5280400112669305561186223362892270.10211996539392144
24 × 3 × 101 × 13751 × 179953
2011-10-08137511799534.90160.06340.0777

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2011-10-08curtiscjckl-ccn41l2270.1022.3890.000%


Trial Factoring results:
5758596061626364656667686970717273
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
1999-12-01ANONYMOUSv4_computers212532.27000e-5
2000-02-23ANONYMOUSv4_computers212544.54000e-5
2000-05-10ANONYMOUSv4_computers212560.000
2001-07-07ANONYMOUSv4_computers212570.000
2002-05-25ANONYMOUSv4_computers212580.001
2003-12-131997rj7v4_computers212590.001
2004-03-261997rj7v4_computers212600.001
2008-06-02ANONYMOUSv4_computers212630.019
2008-11-13DerekManual testing212640.036
2008-12-13RunSkipJak73Lappy2642650.071
2008-12-14Sturle Sundefoster.ifi2652660.142
2008-12-15Sturle Sundefoster.ifi2662670.283
2009-04-26lindedLKRWH5P-NET3072672680.566
2010-06-18EPFEPF_022682691.132


ECM factoring results:
No ECM results for M52804001


Lucas-Lehmer results:
No L-L results for M52804001


PRP results:
No PRP results for M52804001


CERT results:
No CERT results for M52804001


P-1 factor-bounds graph:
103
104
105
103
104
105
106
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