is 2 97425023 - 1
has 29327855 decimal digits
takes 371.568 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
Actual276157.084864.4737 %805000165025009.18143.7189 %166.266265.7949 %
Target276157.084864.4737 %60000010000000033.26703.7188 %190.351965.7948 %
Difference---+205000-83497500-24.0857+0.0001%-24.0857+0.0000 %

Known prime factors (1 factor, 89.0 bits, 0.00009131% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
974250236010738506759571213222946892788.9583084802200539162928
24 × 32 × 11 × 1229 × 760607 × 2083339
2020-01-1376060720833391,176,5524.60488.5605

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2020-01-13TheJudgerManual testing805000165025001222788.9589.1813.719%


Trial Factoring results:
5758596061626364656667686970717273747576
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2011-01-04Architects Cubedm1_412642650.038
2014-03-21Carsten KossendeyManual testing2652670.230
2014-04-12Carsten KossendeyManual testing2672680.307
2014-04-20JMGarciafjcanizares2682690.614
2014-06-23Smok_bmvManual testing2692701.227
2014-07-03Cornelius Caesarwin7cae2702712.454
2019-01-08Niels_Mache_NextcloudManual testing2712724.909
2019-04-07Niels_Mache_NextcloudManual testing2722739.82
2019-10-10lycornManual testing27327419.64
2019-10-26BytesInFlamesManual testing27427539.27
2019-10-28Strolling JellyfishManual testing27527678.54


ECM factoring results:
No ECM results for M97425023


Lucas-Lehmer results:
No L-L results for M97425023


PRP results:
No PRP results for M97425023


CERT results:
No CERT results for M97425023


P-1 factor-bounds graph:
B1 = 805000, B2 = 16502500 (P-1 stage 2)
B1 = 805000 (P-1 stage 1)
104
105
106
104
105
106
107
108
TF factor-bounds graph:
276
275
274
273
272
271
270
269
268
267
265
this exponent TF target: 76
TF double-checked to: 67
250
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JSON version of this page
Last modified: 2024-03-13T02:15:48+00:00