is 2 998446849 - 1
has 300562451 decimal digits
takes 47,356.889 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
Actual2743.831859.4595 %----3.831859.4595 %
Target2857,847.924464.7059 %550000014000000005,603.46954.4839 %13,451.394066.2884 %
Difference-11-7,844.0926-5.2464 %-5500000-1400000000-5,603.4695-4.4839 %-13,447.5622-6.8290 %

Known prime factors (1 factor, 73.2 bits, 0.00000733% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
998446849110378801202923835312072373.2255527525141347
3 × 11 × 47 × 3563845997		2020-06-034735638459972.449613,35424,941

P-1 results:
No P-1 results for M998446849


Trial Factoring results:
5758596061626364656667686970717273747576777879808182838485
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-08-12lindedskynet-node0042642650.004
2010-11-13lindeequad2652660.007
2010-12-03lindeed1jcqfj12662670.015
2011-04-08lindeeManual testing2672690.090
2012-01-03lindeeManual testing2692710.359
2020-06-03ViliamFManual testing271274
73.225
23
1.868


ECM factoring results:
No ECM results for M998446849


Lucas-Lehmer results:
No L-L results for M998446849


PRP results:
No PRP results for M998446849


CERT results:
No CERT results for M998446849


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
274
271
269
267
266
265
this exponent TF target: 85
TF double-checked to: 67
250
260
270
280
290
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Last modified: 2024-04-17T15:19:26+00:00