is 2 33915971 - 1
has 10209725 decimal digits
takes 40.134 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual27114.096063.3803%285000288105303.15575.0958%17.251665.2464%1.8661%
PrimeNet2670.876161.1940%15000055000000.75755.1830%1.633663.2054%2.0113%
GPU7227114.096063.3803%24000070000001.04373.8390%15.139764.7861%1.4058%
Difference---+45000+21810530+2.1119+1.2568%+2.1119+0.4602%+0.4602%

Known prime factors (4 factors, 166.4 bits, 0.00049075% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
3391597167831943826.0151
1
-112.637e-131.716e-63.492e-6
3391597120317701587271340.88629953
7 × 11 × 389
2008-09-09113896.406e-95.421e-56.719e-5
3391597173194057015111342.735107905
5 × 7 × 3083
2008-09-09730832.343e-80.00030.0005
339159711260555057631980231856.8071858350241
11 × 168940931
2015-08-06111689409310.000415.79329.497

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
339159711378189175958708165612166.901
339159714964895103387691658732168.750
3391597185505898817654197938486892582.822
33915971148713500839463132537364972683.621
339159712561158149529051104658425967213097.693
339159719226513875900043289831233127533099.542
33915971100875257122729153568759860152367134109.636
339159711737283336128400713752773846775085890338123.708
339159716258523633187608101333646851263266907938125.557
33915971187461555621342989349665757965637687334543143140.428
3391597112715881555598267237016134763376931565928549490243
3
51166.443
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-05-28T02:49:21masserManual testing28500028810530-
skipped known factor: 67831943
skipped known factor: 2031770158727
skipped known factor: 7319405701511
--3.156--5.096%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-09T20:45:00Will EdgingtonManual testing??40.886132.08740e-982.664.29917e-9
2008-09-09T20:45:00Will EdgingtonManual testing??42.735136.15096e-982.661.26684e-8
2015-05-01T11:33:00TJAOIManual testing256257*56.807188.82798e-582.660.000
2022-09-25T07:24:02LordJuliusManual testing2126656.807180.00082.660.001
2022-09-25T07:24:02LordJuliusManual testing2126640.886136.40616e-982.661.31940e-8
2022-09-25T07:24:02LordJuliusManual testing2126626.01582.63653e-1382.665.43015e-13
2022-09-25T07:24:02LordJuliusManual testing2126642.735132.34260e-882.664.82477e-8
2022-09-25T07:24:02LordJuliusManual testing266267--0.441--
2022-09-21T22:30:32masserManual testing267271--13.22--


ECM factoring results:
No ECM results for M33915971


Lucas-Lehmer results:
No L-L results for M33915971


PRP results:
No PRP results for M33915971


P-1 factor-bounds graph:
B1 = 285000, B2 = 28810530 (P-1 stage 2)
B1 = 285000 (P-1 stage 1)
100
101
102
103
104
105
106
100
101
102
103
104
105
106
107
108
109
TF factor-bounds graph:
271
267
266
257
2
220
230
240
250
260
270
280
290
2100
Last modified: 2022-09-25T07:24:02+00:00