is 2 7506593 - 1
has 2259710 decimal digits
takes 1.637 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
factored, 0 LL tests remaining
ResidueStatus
L-LE9394109031EB5D4double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual2673.958465.6716 %400005200000.02091.9111 %3.979366.3277 %
Target2673.958465.6716 %5000055000000.10972.4377 %4.068166.5085 %
Difference----10000-4980000-0.0888-0.5266 %-0.0888-0.1808 %

Known prime factors (1 factor, 63.8 bits, 0.00085033% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
7506593164018043311038557372063.8301092493247676
22 × 3 × 107 × 4217 × 201767
2012-05-0342172017670.45580.00470.0065

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2002-05-05ANONYMOUSv4_computers40000520000--0.0211.911%
2012-05-03James Heinrichi7-9202063.8300.0970.000%


Trial Factoring results:
5758596061626364656667
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
1998-08-16ANONYMOUSv4_computers212630.131


ECM factoring results:
No ECM results for M7506593


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
1999-11-10ANONYMOUSv4_computersE9394109031EB5D41.637
2002-05-11ANONYMOUSv4_computersE9394109031EB5D41.637


PRP results:
dateuseridcompidcofactorsres64
2018-03-28Oliver KruseGTX-6
16401804331103855737
AFF61EFF259AAED7
2019-06-25kkmrkkblmbrbkc5.large
16401804331103855737
AFF61EFF259AAED7


CERT results:
No CERT results for M7506593


P-1 factor-bounds graph:
B1 = 40000, B2 = 520000 (P-1 stage 2)
B1 = 40000 (P-1 stage 1)
102
103
104
105
102
103
104
105
106
TF factor-bounds graph:
263
this exponent TF target: 67
TF double-checked to: 67
250
260
270
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Last modified: 2024-03-13T02:15:48+00:00