is 2 594241 - 1
has 178885 decimal digits
takes 0.009 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
Actualunknown175000053997843906.518145.7898%6.518145.7898%
Target2440.000054.5455%100003600000.000615.4104%0.000661.5502%
Difference-440.0000-54.5455%+1740000+5399424390+6.5175+30.3794%+6.5175-15.7604%

Known prime factors (2 factors, 135.2 bits, 0.02274944% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
594241118610503611133.4669980
22 × 5 × 499
-54992.234e-97.031e-71.120e-6
594241417902230294222856306836268256131101.7213516268906842702340522080
25 × 3 × 5 × 7 × 41 × 6011 × 1349287 × 3147080719
2023-01-01134928731470807193.142e+113.80577.0556

1 Composite Factors:
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2023-01-01USAFSSUSAFSACS1750000539978439031101.7216.5180.01813.0445.790%


Trial Factoring results:
No TF results for M594241


ECM factoring results:
Total ECM effort:18.123 GHz-days
Estimated T-Level:26.502
DigitsB1CompleteFacMiss
201100024.8080.000%
25500003.1354.351%
302500000.30074.050%
3510000000.02397.711%
4030000000.00199.851%


ECM Summary

B1B2factorcurvesGHz-days
5000050000002814.757
25000025000000443.724
250000350000001009.64


Lucas-Lehmer results:
No L-L results for M594241


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-27Oliver KruseGTX-3
11861050361
FAAFBDB2634CE4__no
2017-09-28Oliver KruseManual testing
11861050361
FAAFBDB2634CE4__no
2017-11-08kkmrkkblmbrbkc4.xlarge
11861050361
FAAFBDB2634CE4__no
2020-04-19Oliver KruseAddPrpType5
11861050361
CE5179994227A6__no
2023-01-02LordJuliusWhiteBox
11861050361
4179022302942228563068362682561
CE5179994227A6A7no


P-1 factor-bounds graph:
B1 = 1750000, B2 = 5399784390 (P-1 stage 2)
B1 = 1750000 (P-1 stage 1)
100
101
102
103
104
105
106
107
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
this exponent TF target: 44
TF double-checked to: 67.7
ECM T-Level=26.5 ~= 71-bit
250
260
270
280
290
2100
2110
Last modified: 2023-03-25T13:08:14+00:00