is 2 101273 - 1
has 30487 decimal digits
takes 0.000 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-daysProbabilityProb over default TF
Actual267293.404174.6269%100000000067376936226601,185.886225.4997%1,479.290481.0969%6.4701%
PrimeNet2400.000057.5000%1100190000.00008.0829%0.000060.9352%3.4352%
GPU722440.000061.3636%1200180000.00004.1590%0.000062.9705%1.6069%
Difference+23+293.4041+13.2632%+999998800+6737693604660+1,185.8862+21.3406%+1,479.2903+18.1264%+4.8632%

Known prime factors (4 factors, 214.3 bits, 0.21163256% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
10127395763748811033.15747280
24 × 3 × 5 × 197
-161971.394e-88.333e-81.049e-7
101273773627501393691446.137381951508
22 × 587 × 162671
2008-07-265871626710.00013.035e-55.334e-5
10127332713871273839371651.53916151329216
26 × 11 × 22942229
2010-01-1564229422290.00500.00400.0075
101273136233436414460903285543772683.49467260492142259488356
22 × 3 × 5605041011854957363
2017-02-244560504101185495736338,585,717983,996,0891.838e+9

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
1012737408546971597325407900892479.294
101273313280295127062815296864972684.696
1012732530835049449516247031219157533097.676
10127313046224584317540993802517294540413736116.651
101273105393933019595530453007029225704496811340129.631
101273242362251955027402656711579629762740039340130.832
1012734456723102055454925297787701977906084224941135.033
1012731009291812778651118610047065593469422792477916955350162.788
10127342679251166096258015649465594091933841948402714736
9
51168.190
10127334478435578466968753244812302501862815432867552734
00881
55181.170
10127333017842440980778405678550777723861252141925197380
190484251670161
65214.327
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-11-02T22:05:59kkmrkkblmbrbkManual testing100000000200000000012-
skipped known factor: 9576374881
skipped known factor: 77362750139369
skipped known factor: 3271387127383937
--0.656--11.734%
2021-12-18T22:58:34Seth_TrManual testing10000000006737693622660-
skipped known factor: 9576374881
skipped known factor: 77362750139369
skipped known factor: 3271387127383937
--1,186--25.500%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-07-26T09:16:00J FeitsmaManual testing??46.137144.50406e-50.0009.31794e-5
2018-10-25T13:19:55J.R. AllenManual testing252257--0.184--
2022-04-13T17:48:16LordJuliusManual testing2125751.539160.0050.0000.010
2022-04-13T17:48:16LordJuliusManual testing2125746.137140.0000.0000.000
2022-04-13T17:48:16LordJuliusManual testing2125733.157101.39410e-80.0002.89291e-8
2018-11-02T23:29:51J.R. AllenManual testing257258--0.190--
2022-04-13T17:48:16LordJuliusManual testing257258--0.190--
2018-11-02T23:29:51J.R. AllenManual testing258259--0.379--
2022-04-13T17:48:16LordJuliusManual testing258259--0.379--
2018-11-02T23:29:51J.R. AllenManual testing259260--0.758--
2022-04-13T17:48:16LordJuliusManual testing259260--0.758--
2022-04-13T17:48:16LordJuliusManual testing260261--1.517--
2022-04-13T17:48:16LordJuliusManual testing261262--3.033--
2022-12-08T18:59:03LordJuliusManual testing262263--9.69--
2022-12-08T18:59:03LordJuliusManual testing263264--19.39--
2022-12-08T19:30:10LordJuliusManual testing264265--36.89--


ECM factoring results:
Total ECM effort:12.595 GHz-days
Estimated T-Level:30.756
DigitsB1CompleteFacMiss
201100082.4510.000%
255000012.9360.000%
302500001.54521.335%
3510000000.15185.964%
4030000000.01398.746%


ECM Summary

B1B2factorcurvesGHz-days
10.00000e+0
5000050000002800.650
250000250000004985.781
25000025000000871.010
10000001000000001115.154


Lucas-Lehmer results:
No L-L results for M101273


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-21T20:55:11Oliver KruseOliver-PC5EBA2B606A5BC3__?
2017-09-21T21:56:42Oliver KruseManual testing5EBA2B606A5BC3__?
2017-10-09T02:03:37Chang Chia-Tchehomura5EBA2B606A5BC3__?
2017-10-13T09:55:37kkmrkkblmbrbkManual testing
9576374881
77362750139369
3271387127383937
13623343641446090328554377
5EBA2B606A5BC3__no
2020-04-17T15:26:38Oliver KruseAddPrpType5
9576374881
77362750139369
3271387127383937
13623343641446090328554377
46A0009C38FADA__no
2022-04-15T06:47:28LordJuliusWhiteBox
9576374881
77362750139369
3271387127383937
13623343641446090328554377
46A0009C38FADA4Eno


P-1 factor-bounds graph:
B1 = 1000000000, B2 = 6737693622660 (P-1 stage 2)
B1 = 1000000000 (P-1 stage 1)
B1 = 100000000, B2 = 2000000000 (P-1 stage 2)
B1 = 100000000 (P-1 stage 1)
100
101
102
103
104
105
106
107
108
109
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
TF factor-bounds graph:
267
265
264
263
262
261
260
259
258
257
2
230
240
250
260
270
280
290
2100
Last modified: 2022-12-08T19:30:10+00:00