is 2 2310107 - 1
has 695412 decimal digits
takes 0.156 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual26712.862667.1642%50000005050000003.158210.9745%16.020870.7678%3.6036%
PrimeNet2580.016662.0690%100001900000.00192.9304%0.018663.1805%1.1115%
GPU722620.265964.5161%120002000000.00221.7390%0.268165.1332%0.6171%
Difference+5+12.5966+2.6481%+4988000+504800000+3.1560+9.2355%+15.7527+5.6346%+5.6346%

Known prime factors (2 factors, 77.8 bits, 0.00336930% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
2310107498983113928.894108
22 × 33
-27271.584e-112.645e-65.383e-6
23101075399905282497431548.940116875653
3 × 53 × 735067
2014-04-17537350672.857e-50.00390.0073

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
23101072694461547765712035899592477.834
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2018-02-23T18:15:27alpertronManual testing5000001500000012-
skipped known factor: 498983113
skipped known factor: 539990528249743
--0.126--5.213%
2021-05-03T09:51:01ViliamF35000000505000000-
skipped known factor: 498983113
skipped known factor: 539990528249743
--3.158--10.975%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2014-04-17T11:19:00TJAOIManual testing??48.940151.23426e-50.3342.64052e-5


ECM factoring results:

Old Calculation Method

Total ECM effort:0.531 GHz-days
Estimated T-Level:0.300
DigitsB1CurvesCompleteFacMiss
20110006 / 1000.06094.148%
25500006 / 2800.02197.876%

New Calculation Method

Total ECM effort:0.531 GHz-days
Estimated T-Level:0.300
DigitsB1CompleteFacMiss
20110000.23179.392%
25500000.02197.887%
302500000.00199.865%


ECM Summary

B1B2factorcurvesGHz-days
50000500000060.531


Lucas-Lehmer results:
No L-L results for M2310107


PRP results:
dateuseridcompidcofactorsres64PRP
2017-10-11T15:41:29Oliver KruseGTX-1
498983113
539990528249743
C7E4F1717EA27C__no
2017-11-23T12:28:14kkmrkkblmbrbkold
498983113
539990528249743
C7E4F1717EA27C__no


P-1 factor-bounds graph:
B1 = 5000000, B2 = 505000000 (P-1 stage 2)
B1 = 5000000 (P-1 stage 1)
B1 = 500000, B2 = 15000000 (P-1 stage 2)
B1 = 500000 (P-1 stage 1)
100
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102
103
104
105
106
107
100
101
102
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104
105
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107
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109
TF factor-bounds graph:
267
2
220
230
240
250
260
270
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290
2100
Last modified: 2021-05-03T09:51:01+00:00