is 2 100537 - 1
has 30265 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-daysProbability
Actual267295.552174.6269%100000000065503727289001,153.001025.4491%1,448.553181.0841%
Target2440.000061.3636%1200180000.00004.1522%0.000062.9679%
Difference+23+295.5520+13.2632%+999998800+6550372710900+1,153.0010+21.2969%+1,448.5530+18.1162%

Known prime factors (2 factors, 115.5 bits, 0.11486821% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
10053765244491531032.60332448
26 × 3 × 132
-1691695.824e-95.446e-71.108e-6
10053789108844481070403154797132582.88244316442941936999888
24 × 3 × 161881 × 5703320512951
2014-05-22161881570332051295116,675,8701,001.31,870.1

1 Composite Factors:
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-10-31kkmrkkblmbrbkManual testing100000000200000000012-
skipped known factor: 6524449153
--0.656--11.728%
2021-12-17Seth_TrManual testing10000000006550372728900-
skipped known factor: 6524449153
skipped known factor: 8910884448107040315479713
--1,153--25.449%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2018-10-25J.R. AllenManual testing252257--0.185--
2022-04-13LordJuliusManual testing2125732.603105.82416e-90.0001.24334e-8
2018-11-01J.R. AllenManual testing257258--0.191--
2022-04-13LordJuliusManual testing257258--0.191--
2018-11-01J.R. AllenManual testing258259--0.382--
2022-04-13LordJuliusManual testing258259--0.382--
2018-11-01J.R. AllenManual testing259260--0.764--
2022-04-13LordJuliusManual testing259260--0.764--
2022-04-13LordJuliusManual testing260261--1.528--
2022-04-13LordJuliusManual testing261262--3.055--
2022-10-23LordJuliusManual testing262263--9.76--
2022-10-23LordJuliusManual testing263264--19.53--
2022-10-23LordJuliusManual testing264265--37.16--
2022-10-23LordJuliusManual testing265266--74.33--
2022-10-23LordJuliusManual testing266267--148.7--


ECM factoring results:
Total ECM effort:12.736 GHz-days
Estimated T-Level:30.766
DigitsB1CompleteFacMiss
201100082.9900.000%
255000013.0390.000%
302500001.56121.003%
3510000000.15385.797%
4030000000.01398.726%


ECM Summary

B1B2factorcurvesGHz-days
10.00000e+0
5000050000002810.652
250000250000005856.790
10000001000000001145.293


Lucas-Lehmer results:
No L-L results for M100537


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-21Oliver KruseDoppelherz
6524449153
8910884448107040315479713
F00C78E9796797__no
2017-09-21Oliver KruseManual testing
6524449153
8910884448107040315479713
F00C78E9796797__no
2017-09-22Oliver KruseManual testing
6524449153
8910884448107040315479713
F00C78E9796797__no
2017-11-06kkmrkkblmbrbkc4.xlarge
6524449153
8910884448107040315479713
F00C78E9796797__no
2020-04-17Oliver KruseAddPrpType5
6524449153
8910884448107040315479713
4F1C12FBDEBD0F__no
2022-04-15LordJuliusWhiteBox
6524449153
8910884448107040315479713
4F1C12FBDEBD0F79no


P-1 factor-bounds graph:
B1 = 1000000000, B2 = 6550372728900 (P-1 stage 2)
B1 = 1000000000 (P-1 stage 1)
B1 = 100000000, B2 = 2000000000 (P-1 stage 2)
B1 = 100000000 (P-1 stage 1)
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105
106
107
108
109
101
102
103
104
105
106
107
108
109
1010
1011
1012
1013
TF factor-bounds graph:
267
266
265
264
263
262
261
260
259
258
257
this exponent TF target: 44
TF double-checked to: 67.7
ECM T-Level=30.77 ~= 86-bit
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290
Last modified: 2023-03-25T13:08:14+00:00