is 2 29012579 - 1
has 8733657 decimal digits
takes 28.851 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L188F3EC8FA004E93double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual275263.744566.6667 %1013000490820005.23704.4636 %268.981668.1545 %
Target2708.236164.2857 %220000325000002.85324.0590 %11.089365.7353 %
Difference+5+255.5084+2.3810 %+793000+16582000+2.3839+0.4047%+257.8923+2.4192 %

Known prime factors:
No known factors for M29012579

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2005-10-04ANONYMOUSv4_computers415000415000--0.5981.964%
2021-11-10Architects Cubedgpu72101300049082000--5.2376.986%


P+1 Factoring results:
dateuseridcompidb1b2startfactorSmoothdigitsbits*ghz-days
2021-11-24ATHec2-P_110000002600000027--4.117


Trial Factoring results:
57585960616263646566676869707172737475
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2001-01-21Jossv4_computers212560.000
2005-10-04ANONYMOUSv4_computers212681.030
2012-02-21Ethan O'ConnorManual testing2682706.182
2020-08-06Sid & AndyGPU72_TF27027224.73
2021-01-04Sid & AndyManual testing27227332.97
2021-09-10TheJudgerManual testing27327465.94
2021-10-06TheJudgerManual testing274275131.9


ECM factoring results:
No ECM results for M29012579


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2005-12-12ANONYMOUSv4_computers188F3EC8FA004E9328.85
2012-04-07ANONYMOUSv4_computers188F3EC8FA004E9328.85


PRP results:
No PRP results for M29012579


CERT results:
No CERT results for M29012579


P-1 factor-bounds graph:
B1 = 1013000, B2 = 49082000 (P-1 stage 2)
B1 = 1013000 (P-1 stage 1)
B1 = 415000 (P-1 stage 1)
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105
106
107
104
105
106
107
108
TF factor-bounds graph:
275
274
273
272
270
268
256
this exponent TF target: 70
TF double-checked to: 67
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280
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Last modified: 2024-03-13T02:15:48+00:00