is 2 108377299 - 1
has 32624818 decimal digits
takes 475.656 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-
PRP8EBE5AD4B99E2405verified PRP

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual277282.422364.9351%1000000300029400110.04405.7247%392.466366.9424%2.0074%
PrimeNet2728.824162.5000%4500002400000011.02915.4978%19.853264.5617%2.0617%
GPU72276141.210364.4737%7000002400000012.53343.9809%153.743765.8880%1.4143%
Difference+1+141.2120+0.4614%+300000+276029400+97.5107+1.7438%+238.7226+1.0545%+1.0545%

Known prime factors:
No known factors for M108377299

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-01-03T12:26:47Anton Repkotethys1000000300029400---110.0--5.725%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-04-26T19:52:00carlos56phenom810263264--0.018--
2010-09-10T13:03:00Donna Nobleph2-940-1264265--0.034--
2012-05-21T08:21:00HBendtzHAL9006265266--0.069--
2014-07-28T12:39:00technobuffaloskyle-server266267--0.138--
2014-07-31T11:17:00CSLatDDtmsm7-32267268--0.276--
2014-08-04T03:51:00CSLatDDtmsm7-32268269--0.552--
2014-10-29T20:56:00Red RavenManual testing269270--1.103--
2014-12-24T14:33:00RMAC9.5v4_computers21272--8.824--
2019-10-16T09:17:26Niels_Mache_NextcloudManual testing272273--8.826--
2019-10-16T09:17:26Niels_Mache_NextcloudManual testing273274--17.65--
2021-04-18T20:45:09TheJudgerManual testing274275--35.30--
2021-04-18T20:45:09TheJudgerManual testing275276--70.61--
2022-01-03T12:25:59Anton RepkoManual testing276277--141.2--


ECM factoring results:
No ECM results for M108377299


Lucas-Lehmer results:
No L-L results for M108377299


PRP results:
dateuseridcompidcofactorsres64PRP
2022-01-05T01:41:39Ben Deloi-014b3b1994328272c8EBE5AD4B99E2405no


P-1 factor-bounds graph:
B1 = 1000000, B2 = 300029400 (P-1 stage 2)
B1 = 1000000 (P-1 stage 1)
104
105
106
107
104
105
106
107
108
109
1010
TF factor-bounds graph:
277
276
275
274
273
272
270
269
268
267
266
265
264
250
260
270
280
290
2100
Last modified: 2022-01-05T01:41:39+00:00