is 2 21366733 - 1
has 6432028 decimal digits
takes 15.142 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
Actual2671.390762.6866%----1.390762.6866%0.0000%
PrimeNet2650.341561.5385%10000032000000.27635.1203%0.617863.5078%1.9694%
GPU722695.587563.7681%16000045000000.40743.8314%5.994965.1563%1.3882%
Difference-2-4.1968-1.0815%-160000-4500000-0.4074-3.8314%-4.6042-2.4697%-2.4697%

Known prime factors (3 factors, 160.6 bits, 0.00075180% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
2136673341024127371031.93496
25 × 3
-32321.367e-113.288e-56.692e-5
2136673329105746236406473671961.33668109959151
32 × 13 × 14281 × 40763
2016-04-2014281407630.02010.01620.0299
213667331901991168547701274632167.3664450823550207
32 × 494535950023
2022-06-0994945359500232.543427,68751,712

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
21366733119403784080123730693063134792993.270
213667337802752795511603501113246962313099.300
2136673355358872295635607291101697499842533992139128.702
21366733227104942811571944861745670585675066943546497377749160.636
P-1 results:
No P-1 results for M21366733


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2016-04-20T11:15:29TJAOIManual testing261262*61.336190.00631.180.012
2022-06-24T04:22:33LordJuliusManual testing262265--0.313--
2022-06-24T04:22:33LordJuliusManual testing265266--0.350--
2022-06-24T04:22:33LordJuliusManual testing266267--0.699--
2022-06-09T10:25:46TJAOIManual testing267268*67.366211.15330.872.350


ECM factoring results:
No ECM results for M21366733


Lucas-Lehmer results:
No L-L results for M21366733


PRP results:
No PRP results for M21366733


P-1 factor-bounds graph:
100
101
102
103
104
105
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
TF factor-bounds graph:
268
267
266
265
262
230
240
250
260
270
280
290
2100
Last modified: 2022-06-24T04:22:33+00:00