is 297897673-1
has 29,470,137 decimal digits
takes 373.371 GHz-days to do one L-L test
Last-known PrimeNet details:
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual277312.654764.9351%760,00015,010,0008.49643.2895%321.151168.2245%5.7245%
PrimeNet2729.768762.5000%400,00020,000,0008.11755.1859%17.886267.6859%5.1859%
GPU72276156.326464.4737%600,00020,000,0009.16323.7210%165.489768.1947%3.7210%
Difference+1+156.3282+0.4614%+160,000-4,990,000-0.6669-0.4316%+155.6614+0.0298%+0.0298%

Known prime factors (1 factor, 126.6 bits, 0.00012932% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
9789767312890990084737372456600207743509279428939126.600658391036768431281129644815128
23 × 3 × 11 × 13 × 151 × 1021 × 11863 × 64081 × 414383 × 3950101
414,3833,950,1012020-04-281.386e+93.35694.6638

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2020-04-28T04:10:05FilenSirrah4760,00015,010,0001239126.6008.496746.716.993.289%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2011-01-16T22:30:00For Researchm1_36264265--0.038--
2014-02-09T10:40:00sasakiManual testing265267--0.229--
2014-03-22T15:30:00munsun_jangjjang-a267268--0.305--
2014-05-22T21:30:00SatanManual testing268269--0.611--
2014-05-22T22:31:00SatanManual testing269270--1.221--
2014-05-25T11:02:00PhilManual testing269270--1.221--
2014-07-29T00:50:00SMoffatManual testing270271--2.443--
2018-12-30T08:31:58Niels_Mache_NextcloudManual testing271272--4.885--
2019-03-11T10:27:36Niels_Mache_NextcloudManual testing272273--9.77--
2019-11-07T07:06:41Hans LoeblichManual testing273274--19.54--
2020-01-22T19:32:34TheJudgerManual testing274275--39.08--
2020-01-22T19:32:34TheJudgerManual testing275276--78.16--
2020-02-02T21:40:38TheJudgerManual testing276277--156.3--


ECM factoring results:
Exponent "97897673" not found


Lucas-Lehmer results:
Exponent "97897673" not found


PRP results:
Exponent "97897673" not found


P-1 factor-bounds graph:
B1 = 760,000, B2 = 15,010,000 (stage 2)
B1 = 760,000 (stage 1)
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TF factor-bounds graph:
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Last modified: 2020-04-28T05:34:34+00:00