is 2 73845173 - 1
has 22229613 decimal digits
takes 204.160 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
Actual2703.235861.4286%----3.235861.4286%0.0000%
PrimeNet2703.235861.4286%320000140000004.27075.5470%7.506563.5681%2.1396%
GPU7227451.809363.5135%500000170000005.60824.1304%57.417565.0205%1.5070%
Difference-4-48.5735-2.0849%-500000-17000000-5.6082-4.1304%-54.1816-3.5920%-1.5070%

Known prime factors (2 factors, 125.2 bits, 0.00016955% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
738451732346957715224427611857.7041589107060
22 × 5 × 79455353
-5794553530.000417.35432.412
738451732092437425307287013912167.5041416773324715
3 × 5 × 7 × 23 × 586655621
2022-09-21235866556210.7244128.13239.32

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
738451734910862158949274233451654755765858055138125.207
P-1 results:
No P-1 results for M73845173


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2002-03-31T00:00:00Jocelyn Larouchev4_computers21257--0.000--
2022-09-25T22:01:21LordJuliusManual testing25726757.704180.000419.50.000
2022-09-21T07:17:31TJAOIManual testing267268*67.504210.322418.70.660
2022-09-25T22:01:21LordJuliusManual testing26726867.504210.322418.70.660
2022-09-25T22:01:21LordJuliusManual testing268269--0.810--
2022-09-25T22:01:21LordJuliusManual testing269270--1.619--


ECM factoring results:
No ECM results for M73845173


Lucas-Lehmer results:
No L-L results for M73845173


PRP results:
No PRP results for M73845173


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
108
109
TF factor-bounds graph:
270
269
268
267
257
250
260
270
280
290
2100
Last modified: 2022-09-25T22:01:21+00:00