is 2 116499679 - 1
has 35069898 decimal digits
takes 538.002 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual277262.731864.9351%5320001842675010.09083.3350%272.822666.1045%
Target276131.365164.4737%7000002600000013.91744.0759%145.282665.9217%
Difference+1+131.3666+0.4614%-168000-7573250-3.8266-0.7409%+127.5400+0.1828%

Known prime factors (2 factors, 159.9 bits, 0.00013725% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1164996792689554572009543847496972477.8321154318447525312
26 × 113 × 124777 × 1279183
2022-09-281247771279183349.851.25671.7004
11649967950600077941394579604257692582.06521716831486460396
22 × 3 × 11 × 13 × 733 × 28463 × 606589
2022-09-282846360658910,3290.40150.4133

1 Composite Factors:
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-09-28Jwb52zClay5320001842675049159.89710.091,07620.183.335%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-05-10Donna NobleHTPC-V64263264--0.017--
2010-10-09Mr-Plonk264265--0.032--
2012-07-04Richard172.26.176.51265266--0.064--
2014-12-04poweredgepoweredge266267--0.128--
2015-04-21bunddogManual testing267268--0.257--
2015-08-22maxaManual testing268269--0.513--
2015-09-17lopperManual testing269270--1.026--
2015-09-27mhskManual testing270271--2.053--
2015-10-08mhskManual testing271272--4.105--
2020-04-25SRBaseManual testing272273--8.210--
2021-01-31gcardonaManual testing273274--16.42--
2021-06-11TheJudgerManual testing274275--32.84--
2021-06-11TheJudgerManual testing275276--65.68--
2021-08-11rushynManual testing276277--131.4--


ECM factoring results:
No ECM results for M116499679


Lucas-Lehmer results:
No L-L results for M116499679


PRP results:
No PRP results for M116499679


P-1 factor-bounds graph:
B1 = 532000, B2 = 18426750 (P-1 stage 2)
B1 = 532000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2022-09-28T18:34:19+00:00