is 2 59026337 - 1
has 17768698 decimal digits
takes 131.129 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
Actual27216.201863.8889 %----16.201863.8889 %
Target27332.406664.3836 %4000007000000013.50334.1445 %45.910065.8597 %
Difference-1-16.2048-0.4947 %-400000-70000000-13.5033-4.1445 %-29.7081-1.9708 %

Known prime factors (1 factor, 72.7 bits, 0.00012316% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
5902633776536623145976460248632272.69764832604423663
3 × 21610868141221
2012-10-1532161086814122124.8413,792,7227,083,749

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2012-10-15Craig MeyersManual testing2272.6972.9320.000%


Trial Factoring results:
5758596061626364656667686970717273
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
1999-12-08ANONYMOUSv4_computers212532.03000e-5
2000-02-09ANONYMOUSv4_computers212544.07000e-5
2000-03-27ANONYMOUSv4_computers212560.000
2001-02-18ANONYMOUSv4_computers212570.000
2001-12-01ANONYMOUSv4_computers212580.001
2022-06-27LordJuliusManual testing21264
2009-03-22Scott KurowskiD-41002642650.063
2009-03-23CPSlackerbf-st-2k3-64-2p2652670.380
2009-03-24CPSlackerbf-st-2k3-64-2p2672680.506
2009-06-15ANONYMOUS2682691.013
2011-05-09dslt32692702.026
2011-10-17dmaineManual testing2702714.051
2012-08-10garoManual testing2712728.102


ECM factoring results:
No ECM results for M59026337


Lucas-Lehmer results:
No L-L results for M59026337


PRP results:
No PRP results for M59026337


CERT results:
No CERT results for M59026337


P-1 factor-bounds graph:
100
101
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
1013
1014
TF factor-bounds graph:
272
271
270
269
268
267
265
264
258
257
256
254
253
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