is 2 87222329 - 1
has 26256538 decimal digits
takes 280.929 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
Actual276175.459664.4737%710000140225006.70323.4952%182.162765.7154%1.2417%
PrimeNet2715.481161.9718%360000170000005.91535.3979%11.396464.0246%2.0527%
GPU7227587.728864.0000%550000200000007.51763.9951%95.246465.4382%1.4382%
Difference+1+87.7308+0.4737%+160000-5977500-0.8144-0.4998%+86.9164+0.2772%+0.2772%

Known prime factors:
No known factors for M87222329

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2018-06-21T09:56:55-Anonymous-7100001402250012---6.703--3.495%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-11-17T17:20:00Architects Cubedm1_02264265--0.043--
2013-03-05T20:22:00AxelssonManual testing265266--0.086--
2013-06-21T06:04:00PascalBieriManual testing266267--0.171--
2013-12-22T20:09:00Carsten KossendeyManual testing267268--0.343--
2014-01-16T06:19:00Carsten KossendeyManual testing268269--0.685--
2014-01-19T11:14:00Ryan PropperManual testing269270--1.371--
2014-03-16T02:41:00korvaamdffxi270271--2.742--
2017-05-15T21:55:08Judge HaleManual testing271272--5.483--
2017-05-15T22:55:08Judge HaleManual testing272273--10.97--
2017-06-12T12:49:48ANONYMOUSManual testing273274--21.93--
2018-05-21T20:09:54RichD0Manual testing274275--43.87--
2018-05-24T16:10:02Strolling JellyfishManual testing275276--87.73--


ECM factoring results:
No ECM results for M87222329


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2019-10-26T04:48:54Ben Deloi-052a08e3851c2a6aa7F0BAC622FE176__280.9


PRP results:
No PRP results for M87222329


P-1 factor-bounds graph:
B1 = 710000, B2 = 14022500 (P-1 stage 2)
B1 = 710000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2019-10-26T04:48:54+00:00