is 2 101173 - 1
has 30457 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
Actual267293.694174.6269%100000000067366001102401,185.694225.4982%1,479.388481.0966%6.4697%
PrimeNet2400.000057.5000%1100190000.00008.0813%0.000060.9345%3.4345%
GPU722440.000061.3636%1200180000.00004.1581%0.000062.9702%1.6065%
Difference+23+293.6941+13.2632%+999998800+6736600092240+1,185.6942+21.3401%+1,479.3884+18.1264%+4.8632%

Known prime factors (1 factor, 38.4 bits, 0.03800336% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1011733752708916011238.4491854600
23 × 3 × 52 × 11 × 281
-252815.171e-71.255e-71.639e-7

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-11-02T22:05:59kkmrkkblmbrbkManual testing100000000200000000012-
skipped known factor: 375270891601
--0.656--11.734%
2021-12-18T21:23:58Seth_TrManual testing10000000006736600110240-
skipped known factor: 375270891601
--1,186--25.498%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2018-10-25T13:19:55J.R. AllenManual testing252257--0.184--
2022-04-13T17:48:15LordJuliusManual testing2125738.449125.17060e-70.0001.07139e-6
2018-11-02T23:29:51J.R. AllenManual testing257258--0.190--
2022-04-13T17:48:15LordJuliusManual testing257258--0.190--
2018-11-02T23:29:51J.R. AllenManual testing258259--0.380--
2022-04-13T17:48:15LordJuliusManual testing258259--0.380--
2018-11-02T23:29:51J.R. AllenManual testing259260--0.759--
2022-04-13T17:48:15LordJuliusManual testing259260--0.759--
2022-04-13T17:48:15LordJuliusManual testing260261--1.518--
2022-04-13T17:48:15LordJuliusManual testing261262--3.036--


ECM factoring results:
Total ECM effort:12.597 GHz-days
Estimated T-Level:30.756
DigitsB1CompleteFacMiss
201100082.4900.000%
255000012.9390.000%
302500001.54521.330%
3510000000.15185.963%
4030000000.01398.746%


ECM Summary

B1B2factorcurvesGHz-days
5000050000002810.652
250000250000005856.791
10000001000000001115.154


Lucas-Lehmer results:
No L-L results for M101173


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-21T20:55:21Oliver KruseOllaptop
375270891601
B9B7DE7C6C1017__no
2017-09-21T21:40:13Oliver KruseManual testing
375270891601
B9B7DE7C6C1017__no
2017-10-13T09:55:36kkmrkkblmbrbkManual testing
375270891601
B9B7DE7C6C1017__no
2020-04-17T15:29:07Oliver KruseAddPrpType5
375270891601
2211E0F0307970__no
2022-04-15T06:47:19LordJuliusWhiteBox
375270891601
2211E0F030797028no


P-1 factor-bounds graph:
B1 = 1000000000, B2 = 6736600110240 (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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TF factor-bounds graph:
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Last modified: 2022-04-15T06:47:19+00:00