is 2 273714871 - 1
has 82396387 decimal digits
takes 3,269.372 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
Actual2723.493959.7222%----3.493959.7222%0.0000%
PrimeNet27655.912261.8421%11000006500000079.34815.5667%135.260363.9662%2.1241%
GPU72280894.604563.7500%16000006500000087.53614.0734%982.140665.2266%1.4766%
Difference-8-891.1106-4.0278%-1600000-65000000-87.5361-4.0734%-978.6467-5.5044%-1.4766%

Known prime factors (2 factors, 131.1 bits, 0.00004791% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
273714871143158274560711916712063.63426150985885
3 × 5 × 47 × 181 × 223 × 919
2010-03-312239190.00980.00450.0079
2737148712090800856011239717532167.503381930446156
22 × 7 × 23 × 5813 × 102023
2022-09-2158131020230.18930.19150.2049

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
273714871299315442996628557994813290539525286926340131.137
P-1 results:
No P-1 results for M273714871


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-31T23:02:00HBendtzHAL9004??63.634200.0046,7120.008
2010-03-31T23:00:00HBendtzHAL9004262263--0.004--
2022-09-21T07:14:08TJAOIManual testing267268*67.503210.0816,7120.166
2022-09-25T22:01:26LordJuliusManual testing2126963.634200.0106,7120.020
2022-09-25T22:01:26LordJuliusManual testing2126967.503210.1896,7120.389
2022-09-25T22:01:26LordJuliusManual testing269270--0.437--
2022-09-25T22:01:26LordJuliusManual testing270271--0.874--
2022-09-25T22:01:26LordJuliusManual testing271272--1.747--


ECM factoring results:
No ECM results for M273714871


Lucas-Lehmer results:
No L-L results for M273714871


PRP results:
No PRP results for M273714871


P-1 factor-bounds graph:
101
102
103
104
101
102
103
104
105
106
TF factor-bounds graph:
272
271
270
269
268
263
2
250
260
270
280
290
2100
Last modified: 2022-09-25T22:01:26+00:00