is 2 275718493 - 1
has 82999537 decimal digits
takes 3,293.304 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
Actual2723.468559.7222%----3.468559.7222%0.0000%
PrimeNet27655.505961.8421%11000006500000079.34815.5712%134.854063.9679%2.1258%
GPU72280888.103563.7500%16000006500000087.53614.0768%975.639665.2278%1.4778%
Difference-8-884.6350-4.0278%-1600000-65000000-87.5361-4.0768%-972.1710-5.5056%-1.4778%

Known prime factors (2 factors, 133.9 bits, 0.00004857% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
275718493977462046720663939832066.406177257251787
7 × 11 × 2302042231
2014-01-221123020422310.08162,172.24,057.1
2757184932091172395537444850312167.503379222367855
5 × 193 × 392976547
2022-09-211933929765470.1734370.82692.58

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
2757184932044041649787784650427930450375749196847341133.909
P-1 results:
No P-1 results for M275718493


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2014-01-22T07:59:00riccardo ubertiAthlonCrunch??66.406200.0286,7600.057
2010-04-02T01:58:00subgeniusvideodemo262263--0.004--
2010-04-02T02:07:00subgeniusvideodemo263264--0.007--
2011-09-06T01:36:00sasaki3MATE_J2264265--0.014--
2013-12-04T15:52:00haphaeuj99wa43265266--0.027--
2022-09-21T07:14:27TJAOIManual testing267268*67.503210.0666,7600.135
2022-09-25T22:01:26LordJuliusManual testing2126967.503210.1736,7600.356
2022-09-25T22:01:26LordJuliusManual testing2126966.406200.0826,7600.167
2022-09-25T22:01:26LordJuliusManual testing269270--0.434--
2022-09-25T22:01:26LordJuliusManual testing270271--0.867--
2022-09-25T22:01:26LordJuliusManual testing271272--1.735--


ECM factoring results:
No ECM results for M275718493


Lucas-Lehmer results:
No L-L results for M275718493


PRP results:
No PRP results for M275718493


P-1 factor-bounds graph:
100
101
102
103
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
272
271
270
269
268
266
265
264
263
2
250
260
270
280
290
2100
Last modified: 2022-09-25T22:01:26+00:00