is 2 340705633 - 1
has 102562616 decimal digits
takes 5,371.240 GHz-days to do one PRP test
Last-known PrimeNet details:
Assigned as prp_dc on 2022-04-01, 86.9% done, ETC 2022-06-08
1 primality tests remaining
ResidueStatus
L-LC283F2F0C717C5__
needs double-check
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2835,749.637065.0602%4590000137796000270.82424.1213%6,020.461266.5002%1.4400%
PrimeNet27789.837662.3377%130000080000000127.73315.5033%217.570764.4103%2.0727%
GPU722811,437.408964.1975%200000080000000142.86284.0677%1,580.271765.6539%1.4564%
Difference+2+4,312.2282+0.8627%+2590000+57796000+127.9613+0.0536%+4,440.1895+0.8463%+0.8463%

Known prime factors:
No known factors for M340705633

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2008-11-02T16:12:00Smok_bmvv4_computers45900004590000---104.9--1.760%
2008-11-18T00:00:00Smok_bmvv4_computers45900004590000---104.9--1.760%
2020-06-06T15:35:07Fan MingManual testing4590000137796000---270.8--4.121%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2016-09-05T22:54:16ConductorManual testing21269--0.350--
2016-09-05T22:54:16ConductorManual testing269270--0.351--
2016-12-18T12:26:52ConductorManual testing270271--0.702--
2021-12-09T03:47:15LordJuliusManual testing271277--88.43--
2008-11-02T15:23:00Smok_bmvv4_computers21278--179.7--
2008-11-18T00:00:00Smok_bmvv4_computers21278--179.7--
2014-04-04T07:56:00Smok_bmvManual testing278279--179.7--
2019-07-19T01:00:58Random GPUsManual testing279280--359.4--
2020-06-11T08:30:11Fan MingManual testing280281--718.7--
2020-06-15T08:48:24Fan MingManual testing281282--1,437--
2020-07-10T08:02:10Fan MingManual testing282283--2,875--


ECM factoring results:
No ECM results for M340705633


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2012-03-12T11:13:00Smok_bmvbmv_big340C283F2F0C717C5__5,371
2020-06-16T11:01:12Fan MingManual testing212B830621EA6C__5,371


PRP results:
No PRP results for M340705633


P-1 factor-bounds graph:
B1 = 4590000, B2 = 137796000 (P-1 stage 2)
B1 = 4590000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2022-05-28T07:10:02+00:00