is 2 90532069 - 1
has 27252869 decimal digits
takes 305.210 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
Actual277338.092064.9351%680000120700006.35763.0668%344.449666.0104%1.0754%
PrimeNet2715.280861.9718%400000180000006.64285.5481%11.923664.0817%2.1098%
GPU7227584.521564.0000%600000200000008.09994.0600%92.621465.4616%1.4616%
Difference+2+253.5704+0.9351%+80000-7930000-1.7423-0.9932%+251.8282+0.5488%+0.5488%

Known prime factors (1 factor, 81.0 bits, 0.00008951% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
9053206924703064543038346036417592581.03113643267416675491
3 × 7 × 2909 × 305947 × 729977
2019-01-243059477299778,630.61.60853.0438

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2019-01-24T05:13:43Jwb52zClay680000120700002581.0316.358610.412.723.067%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-08-07T09:57:00Carsten KossendeyManual testing265266--0.083--
2010-11-26T03:47:00Carsten KossendeyManual testing266267--0.165--
2011-01-06T22:26:00Carsten KossendeyManual testing267268--0.330--
2011-05-24T14:06:00Carsten KossendeyManual testing268269--0.660--
2014-02-03T22:58:00arnaudsrv-190269270--1.321--
2014-09-01T15:48:00SMoffatManual testing270271--2.641--
2016-03-03T08:12:23Carsten KossendeyManual testing271272--5.283--
2017-02-23T11:23:01Carsten KossendeyManual testing272273--10.57--
2018-10-26T08:13:10gcardonaManual testing273274--21.13--
2018-12-02T22:37:29TheJudgerManual testing274275--42.26--
2018-12-02T22:37:29TheJudgerManual testing275276--84.52--
2019-01-20T16:50:30TheJudgerManual testing276277--169.0--


ECM factoring results:
No ECM results for M90532069


Lucas-Lehmer results:
No L-L results for M90532069


PRP results:
No PRP results for M90532069


P-1 factor-bounds graph:
B1 = 680000, B2 = 12070000 (P-1 stage 2)
B1 = 680000 (P-1 stage 1)
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108
TF factor-bounds graph:
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2100
Last modified: 2019-01-24T05:13:43+00:00