is 2 69616787 - 1
has 20956742 decimal digits
takes 186.128 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
Actual2703.432461.4286%----3.432461.4286%0.0000%
PrimeNet2703.432461.4286%300000130000003.84555.3916%7.277863.5082%2.0796%
GPU7227454.956163.5135%450000160000005.02893.9961%59.985064.9716%1.4580%
Difference-4-51.5237-2.0849%-450000-16000000-5.0289-3.9961%-56.5526-3.5430%-1.4580%

Known prime factors (2 factors, 123.6 bits, 0.00017751% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
69616787757204523058816791756.072543837597
3 × 181279199
-31812791990.000238.28971.513
696167872093150435897974423692167.5041503337432032
25 × 32 × 31 × 7723 × 21803
2022-09-227723218030.66770.03290.0609

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
696167871584942977504480189783005972973545755138123.576
P-1 results:
No P-1 results for M69616787


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2000-10-22T00:00:00Jocelyn Larouchev4_computers21254--3.44722e-5--
2001-05-13T00:00:00Jocelyn Larouchev4_computers21256--0.000--
2022-09-25T22:01:20LordJuliusManual testing25626756.072170.000383.00.000
2022-09-22T09:42:40TJAOIManual testing267268*67.504210.241382.10.495
2022-09-25T22:01:21LordJuliusManual testing26726867.504210.241382.10.495
2022-09-25T22:01:21LordJuliusManual testing268269--0.859--
2022-09-25T22:01:21LordJuliusManual testing269270--1.717--


ECM factoring results:
No ECM results for M69616787


Lucas-Lehmer results:
No L-L results for M69616787


PRP results:
No PRP results for M69616787


P-1 factor-bounds graph:
100
101
102
103
104
100
101
102
103
104
105
106
107
108
109
TF factor-bounds graph:
270
269
268
267
256
254
250
260
270
280
290
2100
Last modified: 2022-09-25T22:01:21+00:00