is 2 74230231 - 1
has 22345527 decimal digits
takes 205.224 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
Actual2670.400359.7015%----0.400359.7015%0.0000%
PrimeNet2703.219061.4286%320000140000004.27075.5505%7.489763.5695%2.1409%
GPU7227451.540563.5135%500000170000005.60824.1330%57.148765.0215%1.5080%
Difference-7-51.1402-3.8120%-500000-17000000-5.6082-4.1330%-56.7484-5.3200%-5.3200%

Known prime factors (1 factor, 46.2 bits, 0.00006226% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
74230231815880799571831446.213549561
3 × 37 × 4951
-3749512.466e-70.00120.0020

P-1 results:
No P-1 results for M74230231


Trial Factoring results:
No TF results for M74230231


ECM factoring results:
No ECM results for M74230231


Lucas-Lehmer results:
No L-L results for M74230231


PRP results:
No PRP results for M74230231


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
TF factor-bounds graph:
267
240
250
260
270
280
290
2100