is 2 795707621 - 1
has 239531862 decimal digits
takes 30,667.898 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
Actual2721.201958.3333 %----1.201958.3333 %
Target2844,923.752864.2857 %450000011000000003,587.05364.4780 %8,510.806465.8850 %
Difference-12-4,922.5509-5.9524 %-4500000-1100000000-3,587.0536-4.4780 %-8,509.6046-7.5517 %

Known prime factors (1 factor, 71.4 bits, 0.00000897% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
79570762131373289808741277448712271.4101971408151735
5 × 11 × 3623 × 9893399
2020-05-04362398933990.693830.31556.262

P-1 results:
No P-1 results for M795707621


Trial Factoring results:
57585960616263646566676869707172737475767778798081828384
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-05-12Architects CubedManual testing2632640.002
2011-08-29monstampere2642650.005
2013-09-15america64Manual testing2652660.009
2014-10-11monstManual testing2662700.282
2020-05-04ViliamFManual testing2702710.301
2020-05-04ViliamFManual testing271272
71.410
22
0.246


ECM factoring results:
No ECM results for M795707621


Lucas-Lehmer results:
No L-L results for M795707621


PRP results:
No PRP results for M795707621


CERT results:
No CERT results for M795707621


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
107
TF factor-bounds graph:
272
271
270
266
265
264
this exponent TF target: 84
TF double-checked to: 67
250
260
270
280
290
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Last modified: 2024-03-13T02:15:48+00:00