is 2 118682111 - 1
has 35726876 decimal digits
takes 548.081 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
Actual277257.900464.9351%1000000322896210124.13245.8411%382.032866.9833%
Target276128.949564.4737%80000014000000056.14084.2123%185.090265.9702%
Difference+1+128.9510+0.4614%+200000+182896210+67.9916+1.6288%+196.9426+1.0131%

Known prime factors (1 factor, 128.6 bits, 0.00010833% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
11868211150506752936305182804865436970804105312139128.5702127816589658789554428528700960
25 × 5 × 101 × 223 × 3271 × 4139 × 12841 × 679823 × 4995941		2023-08-1267982349959411.501e+96.12699.2645

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2023-08-12JacobZMServer100000032289621039128.570124.11,096248.35.841%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-05-14Donna NoblePhenom9550263264--0.017--
2010-10-15Donna NoblePH2-940-v3-MVB264265--0.031--
2012-07-17Adel El-AtawyMyGD265266--0.063--
2014-06-02snme2pm1Manual testing266267--0.126--
2014-07-08snme2pm1Manual testing267268--0.252--
2014-08-01snme2pm1Manual testing268269--0.504--
2014-08-23snme2pm1Manual testing269270--1.007--
2015-02-07snme2pm1Manual testing270271--2.015--
2015-06-02Josh FamestadManual testing271272--4.030--
2021-05-24ViliamFManual testing271272--4.030--
2017-07-11snme2pm1Manual testing272273--8.059--
2019-06-22Niels_Mache_NextcloudManual testing273274--16.12--
2021-07-04TheJudgerManual testing274275--32.24--
2021-07-04TheJudgerManual testing275276--64.48--
2022-05-11TheJudgerManual testing276277--129.0--


ECM factoring results:
No ECM results for M118682111


Lucas-Lehmer results:
No L-L results for M118682111


PRP results:
No PRP results for M118682111


P-1 factor-bounds graph:
B1 = 1000000, B2 = 322896210 (P-1 stage 2)
B1 = 1000000 (P-1 stage 1)
104
105
106
104
105
106
107
108
109
TF factor-bounds graph:
277
276
275
274
273
272
271
270
269
268
267
266
265
264
this exponent TF target: 76
TF double-checked to: 67.9
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Last modified: 2023-09-25T11:53:03+00:00