is 2 34599251 - 1
has 10415413 decimal digits
takes 43.249 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
factored, 0 LL tests remaining
ResidueStatus
L-L51994A78143165D4double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual27113.817663.3803 %600000155000002.55895.0488 %16.376565.2292 %
Target27113.817663.3803 %240000400000004.36133.9528 %18.178964.8278 %
Difference---+360000-24500000-1.8024+1.0960%-1.8024+0.4014 %

Known prime factors (1 factor, 107.5 bits, 0.00031075% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
3459925123208292210654623202166540889417733107.5163353872055012783831963088
24 × 32 × 347 × 6091 × 39563 × 167683 × 1661069
2015-05-1316768316610695.055e+90.45140.6185

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2005-07-17Bobbi and the Straysv4_computers3850007315000--1.3824.138%
2015-05-13riccardo ubertiPhoenix4C6000001550000012233107.5162.4225.049%


Trial Factoring results:
575859606162636465666768697071
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2003-10-31mdrgv4_computers212620.009
2005-07-17Bobbi and the Straysv4_computers212680.864
2013-08-06Carsten KossendeyManual testing2682691.728
2014-07-20VictordeHollanderManual testing2692703.456
2014-08-26Mark RoseManual testing2702716.911


ECM factoring results:
No ECM results for M34599251


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2005-09-22Bobbi and the Straysv4_computersDBB427D11BE0C07243.25
2006-06-13eipiv4_computers51994A78143165D443.25
2019-02-06MadPooManual testing51994A78143165D445.56


PRP results:
No PRP results for M34599251


CERT results:
No CERT results for M34599251


P-1 factor-bounds graph:
B1 = 600000, B2 = 15500000 (P-1 stage 2)
B1 = 385000, B2 = 7315000 (P-1 stage 2)
B1 = 600000 (P-1 stage 1)
B1 = 385000 (P-1 stage 1)
104
105
106
104
105
106
107
108
TF factor-bounds graph:
271
270
269
268
262
this exponent TF target: 71
TF double-checked to: 67
250
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270
280
290
2100
2110
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Last modified: 2024-03-13T02:15:48+00:00