is 2 89067527 - 1
has 26811998 decimal digits
takes 300.273 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
Actual276171.824664.4737%725000141375007.11633.5193%178.940965.7240%1.2503%
PrimeNet2715.367661.9718%360000170000006.19165.4115%11.559264.0297%2.0579%
GPU7227585.911364.0000%600000200000008.09994.0520%94.011265.4587%1.4587%
Difference+1+85.9133+0.4737%+125000-5862500-0.9836-0.5327%+84.9297+0.2653%+0.2653%

Known prime factors:
No known factors for M89067527

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2018-10-08T11:57:13Superbobmgarrett06725000141375006---7.116--3.519%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-11-03T09:30:00Architects Cubeda3_bu2264265--0.042--
2013-03-14T19:50:00RiplashSteve265266--0.084--
2014-01-31T03:28:00SMoffatManual testing266267--0.168--
2014-02-02T16:22:00SMoffatManual testing267268--0.336--
2014-02-06T01:40:00ANONYMOUSManual testing268269--0.671--
2014-10-31T16:43:00shaugeManual testing269270--1.342--
2014-10-31T16:43:00shaugeManual testing270271--2.685--
2017-06-17T06:45:10monstManual testing271272--5.370--
2017-08-18T19:02:41ANONYMOUSManual testing272273--10.74--
2017-08-18T19:02:41ANONYMOUSManual testing273274--21.48--
2018-09-12T13:41:24RichD0Manual testing274275--42.96--
2018-09-15T16:10:27Strolling JellyfishManual testing275276--85.91--


ECM factoring results:
No ECM results for M89067527


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2019-11-12T22:36:40curtiscjckl124440lC5EB152B25BB9D__300.3


PRP results:
No PRP results for M89067527


P-1 factor-bounds graph:
B1 = 725000, B2 = 14137500 (P-1 stage 2)
B1 = 725000 (P-1 stage 1)
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104
105
106
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108
TF factor-bounds graph:
276
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273
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271
270
269
268
267
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265
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2100
Last modified: 2019-11-12T22:36:40+00:00