is 2 24928219 - 1
has 7504142 decimal digits
takes 20.220 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
Actual2671.192062.6866%----1.192062.6866%0.0000%
PrimeNet2660.592462.1212%11000040000000.37864.9756%0.971164.0059%1.8847%
GPU722709.585564.2857%18000050000000.52063.6588%10.106165.5924%1.3067%
Difference-3-8.3936-1.5991%-180000-5000000-0.5206-3.6588%-8.9141-2.9059%-2.9059%

Known prime factors (4 factors, 242.7 bits, 0.00097363% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
249282191256598613045226871856.8022520433997
2520433997
2001-08-24125204339970.0006161.50301.64
249282193580457148364617911858.3137181534205
32 × 5 × 991 × 161039
2015-08-269911610390.00250.01140.0193
2492821991152501770005408571962.983182829952212
22 × 3 × 2467 × 6175853
2016-11-21246761758530.05340.39850.7391
24928219281844857865764087592064.612565312864641
3 × 7 × 613 × 829 × 52973
2017-11-21829529730.27970.00430.0063

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
249282194499197486702846953970616116815241735115.115
24928219114542107299791383759287117922692275937119.785
24928219326367626553734351799767631121489488737121.296
24928219354165857488048253397667902510101543337121.414
249282191009133436075284734912575555490122736938122.924
2492821925690863905475983794092817069971216646339127.595
2492821941011310687028514266039635053294168267743873241180
1369
54178.098
2492821912680756761497669081972453322054682824016334870058
20503
55179.727
2492821932283103951554801702508166130566097393220460700904
046081
56184.397
2492821991985037318024031621200877819830852101566651526131
115233
56185.907
2492821911558827031474243336059658599778985399048016280477
747440283860538059791071
74242.710
P-1 results:
No P-1 results for M24928219


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2001-08-24T00:00:00Mattv4_computers??56.802180.00041.790.000
2015-08-26T12:22:00TJAOIManual testing258259*58.313180.00141.790.002
2022-06-24T05:24:59LordJuliusManual testing2126256.802180.00141.790.001
2022-06-24T05:24:59LordJuliusManual testing2126258.313180.00341.790.005
2016-11-21T17:16:56TJAOIManual testing262263*62.983190.02941.720.059
2022-06-24T05:24:59LordJuliusManual testing263264--0.079--
2017-11-21T14:33:45TJAOIManual testing264265*64.612200.13741.500.281


ECM factoring results:
No ECM results for M24928219


Lucas-Lehmer results:
No L-L results for M24928219


PRP results:
No PRP results for M24928219


P-1 factor-bounds graph:
100
101
102
103
104
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
267
265
264
263
262
259
2
250
260
270
280
290
2100
Last modified: 2022-06-24T05:24:59+00:00