is 247741563-1
has 14,371,643 decimal digits
takes 82.885 GHz-days to do one L-L test
Last-known PrimeNet details:
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2692.500762.3188%----2.500762.3188%0.5541%
PrimeNet2681.248561.7647%220,0009,000,0001.75805.6372%3.006567.4020%5.6372%
GPU7227220.031563.8889%340,00011,000,0002.31804.1624%22.349468.0513%4.1624%
Difference-3-17.5308-1.5700%-340,000-11,000,000-2.3180-4.1624%-19.8487-5.7324%-5.7324%

Known prime factors (1 factor, 122.5 bits, 0.00025664% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
47741563763805619891826356082883283083712879137122.52379993780250955164170356475665
33 × 5 × 43 × 137 × 557 × 1097 × 3677 × 10079 × 25969 × 171043
25,969171,0432011-08-182.859e+90.08530.1330

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2011-08-18T10:12:00ANONYMOUSuser-763,805,619,891,826,304-82,883,283,083,712,88037122.523-165.8-nan%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-03-29T00:00:00Team Prime Ribv4_computers263264--0.041--
2008-03-29T00:00:00Team Prime Ribv4_computers264265--0.078--
2008-03-29T00:00:00Team Prime Ribv4_computers265266--0.157--
2008-03-29T00:00:00Team Prime Ribv4_computers266267--0.313--
2008-03-29T00:00:00Team Prime Ribv4_computers267268--0.626--
2008-03-29T00:00:00Team Prime Ribv4_computers268269--1.252--


ECM factoring results:
Exponent "47741563" not found


Lucas-Lehmer results:
Exponent "47741563" not found


PRP results:
Exponent "47741563" not found


P-1 factor-bounds graph:
TF factor-bounds graph:
269
268
267
266
265
264
250
260
270
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290
2100
2110
2120
2130
Last modified: 2011-08-18T10:12:54+00:00