is 2 73438801 - 1
has 22107282 decimal digits
takes 203.036 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
Actual2670.404659.7015%----0.404659.7015%0.0000%
PrimeNet2703.253761.4286%320000140000004.27075.5433%7.524463.5667%2.1381%
GPU7227452.096063.5135%500000170000005.60824.1276%57.704265.0195%1.5060%
Difference-7-51.6914-3.8120%-500000-17000000-5.6082-4.1276%-57.2996-5.3180%-5.3180%

Known prime factors (1 factor, 61.9 bits, 0.00008426% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
7343880142446550541430462411961.88028899267120
24 × 32 × 5 × 40137871
-16401378710.00688.766616.373

P-1 results:
No P-1 results for M73438801


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2002-05-05T00:00:00Jocelyn Larouchev4_computers21257--0.000--


ECM factoring results:
No ECM results for M73438801


Lucas-Lehmer results:
No L-L results for M73438801


PRP results:
No PRP results for M73438801


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
108
TF factor-bounds graph:
267
257
250
260
270
280
290
2100
Last modified: 2002-05-05T00:00:00+00:00