is 2 45862877 - 1
has 13806102 decimal digits
takes 73.609 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
Actual2681.299661.7647 %----1.299661.7647 %
Target27220.852063.8889 %320000500000007.04384.0312 %27.895865.3446 %
Difference-4-19.5524-2.1242 %-320000-50000000-7.0438-4.0312 %-26.5962-3.5799 %

Known prime factors (1 factor, 68.3 bits, 0.00014882% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
458628773516520068164925342412168.2533833732528560
24 × 5 × 11 × 19 × 367 × 624769
2009-11-233676247692.10660.08000.1480

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2009-11-23enricocasa2168.2533.3760.000%


Trial Factoring results:
57585960616263646566676869707172
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2007-04-071997rj7v4_computers212630.021
2008-03-05sannerud.comv4_computers212680.652


ECM factoring results:
No ECM results for M45862877


Lucas-Lehmer results:
No L-L results for M45862877


PRP results:
No PRP results for M45862877


CERT results:
No CERT results for M45862877


P-1 factor-bounds graph:
101
102
103
101
102
103
104
105
106
TF factor-bounds graph:
268
263
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