is 2 999706781 - 1
has 300941728 decimal digits
takes 47,416.648 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
Actual2743.827059.4595 %----3.827059.4595 %
Target2857,838.033764.7059 %550000014000000005,603.46954.4845 %13,441.503266.2886 %
Difference-11-7,834.2067-5.2464 %-5500000-1400000000-5,603.4695-4.4845 %-13,437.6762-6.8292 %

Known prime factors (1 factor, 73.2 bits, 0.00000732% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
999706781105842046595268232392632373.1645293654529851
1188727 × 4453213
2020-06-08118872744532133.442293.986166.38

P-1 results:
No P-1 results for M999706781


Trial Factoring results:
5758596061626364656667686970717273747576777879808182838485
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2019-02-03ATHManual testing21264
2010-04-02lindeed1jcqfj12642650.004
2010-04-02lindeed1jcqfj12652660.007
2010-05-28lindeed1jcqfj12662670.015
2010-05-28lindeed1jcqfj12672680.030
2010-09-07lindeed1jcqfj12682690.060
2010-09-07lindeed1jcqfj12692700.120
2011-07-06lindeeManual testing2702710.239
2011-07-06lindeeManual testing2712720.478
2020-06-08ViliamFManual testing2722730.957
2020-06-08ViliamFManual testing273274
73.164
23
0.314


ECM factoring results:
No ECM results for M999706781


Lucas-Lehmer results:
No L-L results for M999706781


PRP results:
No PRP results for M999706781


CERT results:
No CERT results for M999706781


P-1 factor-bounds graph:
105
106
107
105
106
107
TF factor-bounds graph:
274
273
272
271
270
269
268
267
266
265
264
this exponent TF target: 85
TF double-checked to: 67
250
260
270
280
290
JSON version of this page
Last modified: 2024-03-13T02:15:48+00:00