is 2 24559621 - 1
has 7393183 decimal digits
takes 19.921 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
Actual2671.209962.6866%----1.209962.6866%0.0000%
PrimeNet2660.601362.1212%11000040000000.37864.9657%0.980064.0021%1.8809%
GPU722709.729464.2857%17000050000000.50943.6187%10.238865.5781%1.2924%
Difference-3-8.5195-1.5991%-170000-5000000-0.5094-3.6187%-9.0290-2.8915%-2.8915%

Known prime factors (2 factors, 114.0 bits, 0.00046435% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
245596211052085415739469531856.5462141900756
22 × 67 × 503 × 15889		2001-12-08503158890.00070.00160.0019
245596212033541338176771371857.4974140009608
23 × 72 × 29 × 311 × 1171		2015-08-0631111710.00150.00040.0007

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
245596212139459184199105707743716731891356135114.043
P-1 results:
No P-1 results for M24559621


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2001-12-08T00:00:00Mattv4_computers??56.546180.00041.200.001
2001-09-16T00:00:00Net_Forcev4_computers21256--0.000--
2015-06-24T11:32:00TJAOIManual testing257258*57.497180.00141.200.002
2022-06-24T04:35:13LordJuliusManual testing2126056.546180.00141.200.002
2022-06-24T04:35:13LordJuliusManual testing2126057.497180.00241.200.003


ECM factoring results:
No ECM results for M24559621


Lucas-Lehmer results:
No L-L results for M24559621


PRP results:
No PRP results for M24559621


P-1 factor-bounds graph:
101
102
103
101
102
103
104
105
TF factor-bounds graph:
267
260
258
256
2
250
260
270
280
290
2100
Last modified: 2022-06-24T04:35:13+00:00