is 2 59271133 - 1
has 17842389 decimal digits
takes 131.672 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
Actual27332.272864.3836 %----32.272864.3836 %
Target27332.272864.3836 %4000007000000013.50334.1467 %45.776165.8605 %
Difference----400000-70000000-13.5033-4.1467 %-13.5033-1.4769 %

Known prime factors (1 factor, 104.0 bits, 0.00017554% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
592711332095375844762996243641917686091132104.047176761919226598574017635
32 × 5 × 167 × 5791 × 15923 × 16381 × 15571873
2012-11-3016381155718732.226e+92.78285.1042

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2012-11-30Koekieoraniod0132104.0473.7200.000%


Trial Factoring results:
5758596061626364656667686970717273
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2000-02-09ANONYMOUSv4_computers212544.05000e-5
2000-03-28ANONYMOUSv4_computers212560.000
2001-02-18ANONYMOUSv4_computers212570.000
2001-11-14ANONYMOUSv4_computers212580.001
2022-06-27LordJuliusManual testing21263
2008-06-15monstguinness2632640.032
2009-01-17LelikoidNote2642650.063
2009-01-17Sturle Sundecelair.ifi2652660.126
2009-01-18mestigoithottentot2662670.252
2009-01-20mestigoithottentot2672680.504
2009-06-16Roman Maznichenkox64-Prime2682691.009
2011-07-13XyzzyManual testing2692702.017
2011-10-29amberjrManual testing27027212.10
2012-10-14delta_tManual testing27227316.14


ECM factoring results:
No ECM results for M59271133


Lucas-Lehmer results:
No L-L results for M59271133


PRP results:
No PRP results for M59271133


CERT results:
No CERT results for M59271133


P-1 factor-bounds graph:
103
104
105
103
104
105
106
107
108
TF factor-bounds graph:
273
272
270
269
268
267
266
265
264
263
258
257
256
254
this exponent TF target: 73
TF double-checked to: 67
250
260
270
280
290
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2110
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Last modified: 2024-03-13T02:15:48+00:00