is 2 97453493 - 1
has 29336425 decimal digits
takes 371.677 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
1 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP8E5106227BD67A__verified PRP

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual277314.079764.9351%9100002070250010.99593.5895%325.075666.1937%1.2587%
PrimeNet2729.813262.5000%400000200000008.11755.1831%17.930764.4436%1.9436%
GPU72276157.038964.4737%600000200000009.16323.7189%166.202265.7949%1.3212%
Difference+1+157.0408+0.4614%+310000+702500+1.8326-0.1294%+158.8734+0.3988%+0.3988%

Known prime factors:
No known factors for M97453493

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2019-10-16T03:29:01nranksNR-GM9100002070250012---11.00--3.590%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2011-01-20T02:20:00Architects Cubedm1_53264265--0.038--
2014-03-21T13:26:00Carsten KossendeyManual testing265267--0.230--
2014-04-12T13:14:00Carsten KossendeyManual testing267268--0.307--
2014-10-05T10:18:00PascalBieriManual testing268269--0.613--
2014-10-20T23:44:00PascalBieriManual testing269270--1.227--
2014-10-27T18:43:00PascalBieriManual testing270271--2.454--
2019-01-07T17:07:55Niels_Mache_NextcloudManual testing271272--4.908--
2019-04-05T06:08:39Niels_Mache_NextcloudManual testing272273--9.82--
2019-10-14T06:57:24el groccoManual testing273274--19.63--
2020-05-11T20:20:03Runtime ErrorGPU72_TF274275--39.26--
2020-05-17T21:26:55TheJudgerManual testing275276--78.52--
2020-05-17T21:26:55TheJudgerManual testing276277--157.0--


ECM factoring results:
No ECM results for M97453493


Lucas-Lehmer results:
No L-L results for M97453493


PRP results:
dateuseridcompidcofactorsres64PRP
2020-07-22T07:38:37Ben Deloi-05eb2a164addc3aa38E5106227BD67A__no


P-1 factor-bounds graph:
B1 = 910000, B2 = 20702500 (P-1 stage 2)
B1 = 910000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2020-07-22T07:38:37+00:00