is 2 3834239111 - 1
has 1154220983 decimal digits
takes 886,623.417 GHz-days to do one PRP test
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual281127.726360.4938%----127.726360.4938%
Target292261,583.622165.2174%190000008800000000166,780.48354.1418%428,364.105666.6580%
Difference-11-261,455.8958-4.7236%-19000000-8800000000-166,780.4835-4.1418%-428,236.3793-6.1642%

Known prime factors (7 factors, 381.4 bits, 0.00000995% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
383423911184736684353111342.9461105
5 × 13 × 17		2012-08-2013172.492e-100.00440.0089
3834239111121468695036491443.4661584
24 × 32 × 11		2019-08-0616165.414e-100.00540.0109
3834239111457117986813431445.3785961
3 × 1987		2019-08-06319871.458e-90.03720.0677
3834239111323243611133299511754.8434215225
3 × 52 × 72 × 31 × 37		2019-08-0649497.824e-70.01640.0334
38342391111166363651424955911856.69515209845
5 × 72 × 62081		2019-10-1749620814.799e-61.14962.1181
38342391112439228130513781850972167.72531808503068
22 × 3 × 41 × 853 × 75793		2021-04-09853757930.00861.65502.5861
383423911114832780858444831257272270.329193425350233
193425350233		2021-09-2211934253502330.07323,533,4636,599,524

120 Composite Factors:
P-1 results:
No P-1 results for M3834239111


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2019-08-0624324443.466142.35760e-10227,8715.07965e-10
2019-08-0624524645.378142.35760e-10227,8715.07965e-10
2019-08-0625425554.843171.56475e-7227,8713.37138e-7
TF systematically completed to 64 but no per-exponent detailed record exists
2019-10-1825625756.695182.29496e-6227,8714.94469e-6
2021-04-09slaurnocebo-165026426867.725210.0151,802,1400.016
2021-09-22Seth_Tr108026726867.725210.0081,802,1400.016
2021-09-22Seth_Tr108026426967.725210.0301,802,1400.016
2021-09-22Seth_Tr108027027170.329220.0621,802,1400.128
2022-01-18ramgeisr4mg31s275276--1.996--
2022-01-19ramgeisr4mg31s276277--3.991--
2022-01-21ramgeisr4mg31s277278--7.983--
2022-01-29ramgeisr4mg31s278279--15.97--
2022-02-08ramgeisr4mg31s279280--31.93--
2022-04-18ramgeisr4mg31s280281--63.86--


ECM factoring results:
No ECM results for M3834239111


Lucas-Lehmer results:
No L-L results for M3834239111


PRP results:
No PRP results for M3834239111


P-1 factor-bounds graph:
100
101
102
103
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
TF factor-bounds graph:
281
280
279
278
277
276
271
269
268
257
255
246
244
this exponent TF target: 92
250
260
270
280
290
2100
Last modified: 2023-07-11T14:45:05+00:00