is 2 70601249 - 1
has 21253094 decimal digits
takes 188.760 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
Actual2716.771561.9718%----6.771561.9718%
Target27454.189863.5135%45000012800000028.68504.0031%82.874864.9741%
Difference-3-47.4182-1.5417%-450000-128000000-28.6850-4.0031%-76.1033-3.0023%

Known prime factors (1 factor, 71.3 bits, 0.00010098% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
7060124928926750609917082098092271.29320486004865096
23 × 31 × 397 × 208072691		2014-10-193972080726918.466543.95082.083

P-1 results:
No P-1 results for M70601249


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2007-10-17ANONYMOUSv4_computers21263--0.023--
2008-11-23Wojciech FlorekManual testing21264--0.050--
2010-02-23ANONYMOUS264265--0.053--
2010-02-26symalladold_laptop265266--0.106--
2010-05-02Per Jessenbeaufort1266267--0.212--
2010-05-05ANONYMOUSjhoness267268--0.423--
2010-05-10ANONYMOUSjhoness268269--0.847--
2013-04-08PEDManual testing269270--1.694--
2013-07-03ANONYMOUSManual testing270271--3.387--
2014-10-19ixfd64Manual testing271272*71.293221.695423.23.800


ECM factoring results:
No ECM results for M70601249


Lucas-Lehmer results:
No L-L results for M70601249


PRP results:
No PRP results for M70601249


P-1 factor-bounds graph:
101
102
103
101
102
103
104
105
106
107
108
109
TF factor-bounds graph:
272
271
270
269
268
267
266
265
264
263
this exponent TF target: 74
TF double-checked to: 67.9
250
260
270
280
Last modified: 2023-06-05T21:50:05+00:00