is 2 100140289 - 1
has 30145231 decimal digits
takes 381.924 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-
PRPCB54B22CEF7DE91Dverified PRP

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual276152.825564.4737%830000170150009.46653.7680%162.292165.8123%1.3386%
PrimeNet2729.549962.5000%400000200000008.11755.2000%17.667464.4500%1.9500%
GPU72276152.825564.4737%6500002200000010.02733.8411%162.852865.8383%1.3646%
Difference---+180000-4985000-0.5608-0.0731%-0.5608-0.0260%-0.0260%

Known prime factors:
No known factors for M100140289

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2020-09-16T17:22:42atrenchDesktop830000170150006---9.467--3.768%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-08-09T11:25:00Donna NoblePH9500264265--0.037--
2011-02-03T04:18:00Craig MeyersManual testing265266--0.075--
2011-02-26T05:04:00Craig MeyersManual testing266267--0.149--
2011-03-27T03:15:00Craig MeyersManual testing267268--0.298--
2011-03-27T03:29:00Craig MeyersManual testing268269--0.597--
2011-04-16T19:00:00Ralf ReckerManual testing269270--1.194--
2011-04-17T01:57:00Craig MeyersManual testing270271--2.388--
2015-04-12T02:59:00webbertManual testing271272--4.776--
2020-02-20T15:31:07KrieselManual testing272273--9.55--
2020-02-20T15:31:07KrieselManual testing273274--19.10--
2020-02-20T15:31:07KrieselManual testing274275--38.21--
2020-02-20T15:31:07KrieselManual testing275276--76.41--


ECM factoring results:
No ECM results for M100140289


Lucas-Lehmer results:
No L-L results for M100140289


PRP results:
dateuseridcompidcofactorsres64PRP
2020-10-01T07:55:11Ben Deloi-04312816245e5be5bCB54B22CEF7DE91Dno


P-1 factor-bounds graph:
B1 = 830000, B2 = 17015000 (P-1 stage 2)
B1 = 830000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2020-10-01T07:55:11+00:00