is 2 97064501 - 1
has 29219327 decimal digits
takes 370.193 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
Actual27319.706963.0137 %9550002411375012.25895.3860 %31.965965.0058 %
Target276157.668364.4737 %60000010000000033.26703.7171 %190.935365.7942 %
Difference-3-137.9614-1.4600 %+355000-75886250-21.0081+1.6689%-158.9694-0.7885 %

Known prime factors (1 factor, 80.7 bits, 0.00008312% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
9706450119354179922661847383201992580.6799969751929524599
73 × 347 × 15263 × 25786483
2019-09-3015263257864833,941.97.849214.511

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2019-09-30Ryan PropperManual testing95500024113750622580.67914.114.086%


Trial Factoring results:
5758596061626364656667686970717273747576
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-12-26Architects Cubedm1_542642650.038
2014-03-17Carsten KossendeyManual testing2652670.231
2014-04-14Carsten KossendeyManual testing2672680.308
2014-10-05SMoffatManual testing2682690.616
2014-10-08SMoffatManual testing2692701.232
2014-10-10SMoffatManual testing2702712.464
2018-04-11monstManual testing2712724.927
2019-03-07Niels_Mache_NextcloudManual testing2722739.85


ECM factoring results:
No ECM results for M97064501


Lucas-Lehmer results:
No L-L results for M97064501


PRP results:
No PRP results for M97064501


CERT results:
No CERT results for M97064501


P-1 factor-bounds graph:
B1 = 955000, B2 = 24113750 (P-1 stage 2)
B1 = 955000 (P-1 stage 1)
103
104
105
106
103
104
105
106
107
108
TF factor-bounds graph:
273
272
271
270
269
268
267
265
this exponent TF target: 76
TF double-checked to: 67
250
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Last modified: 2024-03-13T02:15:48+00:00