is 283257243-1
has 25,062,928 decimal digits
takes 259.803 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
Actual276183.815864.4737%680,00012,920,0006.09423.3983%189.910067.8720%5.9002%
PrimeNet2715.742261.9718%360,00017,000,0005.73105.3677%11.473167.3395%5.3677%
GPU7227591.906864.0000%550,00018,000,0006.79033.8939%98.697267.8939%3.8939%
Difference+1+91.9089+0.4737%+130,000-5,080,000-0.6961-0.4956%+91.2128-0.0219%-0.0219%

Known prime factors (1 factor, 120.8 bits, 0.00014510% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
83257243232928985619944572806468043679894219137120.80913988511823526547282286782165
32 × 5 × 167 × 677 × 23509 × 133103 × 322633 × 2723473
322,6332,723,4732017-03-262.300e+92.05172.9710

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2017-03-27T01:02:47TheJudgerManual testing680,00012,920,000637120.8096.094519.612.193.398%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-12-19T11:20:00For Researchm1_f2264265--0.045--
2012-08-19T07:18:00Carsten KossendeyManual testing265266--0.090--
2013-02-09T14:48:00DoublePLayer266267--0.180--
2013-08-11T20:29:00ANONYMOUSGiorgio-PC267268--0.359--
2013-08-19T21:21:00ITSCP_-_Server3268269--0.718--
2013-08-22T12:47:00ITSCP_-_Server3269270--1.436--
2014-03-05T06:10:00wangyun183wangyun-gentoo270271--2.872--
2016-12-26T03:54:51ANONYMOUSManual testing271272--5.744--
2016-12-26T03:54:51ANONYMOUSManual testing272273--11.49--
2016-12-26T03:54:51ANONYMOUSManual testing273274--22.98--
2016-12-26T03:54:51ANONYMOUSManual testing274275--45.95--
2017-02-25T20:56:11Kevin JagetManual testing275276--91.91--


ECM factoring results:
Exponent "83257243" not found


Lucas-Lehmer results:
Exponent "83257243" not found


PRP results:
Exponent "83257243" not found


P-1 factor-bounds graph:
B1 = 680,000, B2 = 12,920,000 (stage 2)
B1 = 680,000 (stage 1)
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TF factor-bounds graph:
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Last modified: 2017-03-27T01:02:47+00:00