is 2 59347957 - 1
has 17865516 decimal digits
takes 131.843 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
Actual27332.231064.3836 %----32.231064.3836 %
Target27332.231064.3836 %4000007000000013.50334.1474 %45.734365.8607 %
Difference----400000-70000000-13.5033-4.1474 %-13.5033-1.4771 %

Known prime factors (1 factor, 79.8 bits, 0.00013443% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
5934795710378380397777826533009212579.7808743671157692780
22 × 34 × 5 × 17 × 23 × 197 × 761 × 92077
2012-12-01761920772,304.10.01850.0302

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2012-12-01jimmychauPhenom-1055T-012579.7801.8040.000%


Trial Factoring results:
5758596061626364656667686970717273
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2000-02-09ANONYMOUSv4_computers212544.04000e-5
2000-04-12ANONYMOUSv4_computers212558.09000e-5
2000-06-23ANONYMOUSv4_computers212560.000
2001-02-18ANONYMOUSv4_computers212570.000
2001-11-10ANONYMOUSv4_computers212580.001
2022-06-27LordJuliusManual testing21263
2008-07-08monstabbe2632640.032
2008-11-10Juho KerolaCOLLIDE2642650.063
2009-08-20[DPC]TeamSwitch~MeFi12652660.126
2009-08-22Sturle Sundegaudi.ifi2662670.252
2009-08-23Sturle Sundegaudi.ifi2672680.504
2009-12-25GrunwalderGIMPcompute-0-52682691.007
2011-07-13XyzzyManual testing2692702.015
2012-03-30GregManual testing2702714.029
2012-06-24Craig MeyersManual testing27127324.18


ECM factoring results:
No ECM results for M59347957


Lucas-Lehmer results:
No L-L results for M59347957


PRP results:
No PRP results for M59347957


CERT results:
No CERT results for M59347957


P-1 factor-bounds graph:
101
102
103
101
102
103
104
105
TF factor-bounds graph:
273
271
270
269
268
267
266
265
264
263
258
257
256
255
254
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