is 2 115554917 - 1
has 34785497 decimal digits
takes 533.639 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
Actual277264.879864.9351%476000123210457.50883.0228%272.388665.9950%1.0599%
PrimeNet2728.276062.5000%5000002400000011.92155.6103%20.197564.6039%2.1039%
GPU72276132.439164.4737%7000002600000013.91744.0719%146.356665.9203%1.4466%
Difference+1+132.4407+0.4614%-224000-13678955-6.4087-1.0491%+126.0320+0.0747%-0.3867%

Known prime factors (1 factor, 143.8 bits, 0.00012448% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1155549172001445633948887512047752020797830226828430344143.84486601491563915342176558009244982203
19 × 251 × 383 × 2551 × 20051 × 35851 × 100363 × 145193 × 1774321
2022-08-0714519317743211.491e+91.56661.9787

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-08-07T03:54:20Barney_JrWrk-HSIDEHp8G14760001232104544143.8447.5091,06715.023.023%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-05-08T13:49:00oodairaLinux01263264--0.017--
2010-10-06T05:39:00sasaki3mate_ma1264265--0.032--
2012-06-25T15:56:00Richardworkmy265266--0.065--
2014-11-28T00:26:00Judge HaleCJ266267--0.129--
2015-05-28T05:47:00SRS TechnologyManual testing267268--0.259--
2015-05-28T05:47:00SRS TechnologyManual testing268269--0.517--
2015-05-28T05:47:00SRS TechnologyManual testing269270--1.035--
2015-05-28T05:47:00SRS TechnologyManual testing270271--2.069--
2015-05-28T05:47:00SRS TechnologyManual testing271272--4.139--
2020-04-24T14:31:45SRBaseManual testing272273--8.278--
2020-11-28T04:58:04schoenbornManual testing273274--16.56--
2021-06-05T17:00:40TheJudgerManual testing274275--33.11--
2021-06-05T17:00:40TheJudgerManual testing275276--66.22--
2022-04-18T21:36:10TheJudgerManual testing276277--132.4--


ECM factoring results:
No ECM results for M115554917


Lucas-Lehmer results:
No L-L results for M115554917


PRP results:
No PRP results for M115554917


P-1 factor-bounds graph:
B1 = 476000, B2 = 12321045 (P-1 stage 2)
B1 = 476000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2022-08-07T03:54:24+00:00