is 2 45639361 - 1
has 13738817 decimal digits
takes 73.250 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual2681.306061.7647 %----1.306061.7647 %
Target27220.954163.8889 %320000500000007.04384.0287 %27.997965.3437 %
Difference-4-19.6481-2.1242 %-320000-50000000-7.0438-4.0287 %-26.6919-3.5790 %

Known prime factors (1 factor, 70.9 bits, 0.00015542% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
4563936122543799467358533200792270.93324697759755399
3 × 53 × 113 × 1777 × 773561
2010-01-0617777735619.9070.10200.1832

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2010-01-06MCASM11-R-LAB-252270.9333.5990.000%


Trial Factoring results:
57585960616263646566676869707172
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2000-12-14Jossv4_computers212545.26000e-5
2007-01-161997rj7v4_computers212630.022
2007-12-18Randy Rowellv4_computers212680.655


ECM factoring results:
No ECM results for M45639361


Lucas-Lehmer results:
No L-L results for M45639361


PRP results:
No PRP results for M45639361


CERT results:
No CERT results for M45639361


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
TF factor-bounds graph:
268
263
254
this exponent TF target: 72
TF double-checked to: 67
250
260
270
280
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Last modified: 2024-03-13T02:15:48+00:00