is 2 60181259 - 1
has 18116365 decimal digits
takes 133.694 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
Actual27331.784764.3836%560000106400003.57294.1082%35.357665.8468%1.4632%
PrimeNet2691.983862.3188%260000120000002.89795.6529%4.881764.4489%2.1301%
GPU7227331.784764.3836%400000140000003.67534.1546%35.460065.8633%1.4797%
Difference---+160000-3360000-0.1024-0.0464%-0.1024-0.0165%-0.0165%

Known prime factors (1 factor, 96.9 bits, 0.00016106% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
601812591509857990390810996941239736333096.9301254425393784808487424
29 × 3 × 7 × 13 × 29 × 101 × 547361 × 5597821
2013-01-045473615597821392,708,9372.64953.5884

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2013-01-04T04:30:00Jwb52zClay560000106400003096.9303.573267.47.1464.108%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2003-07-21T00:00:00ANONYMOUSv4_computers21260--0.003--
2022-03-29T18:52:40LordJuliusManual testing260263--0.024--
2009-01-19T02:36:00Sturle Sundegigotte.ifi263264--0.033--
2009-01-20T20:23:00floggerHomei7Vista264265--0.062--
2009-01-21T19:53:00floggerHomei7Vista265266--0.124--
2009-01-22T10:29:00S00030vd06266267--0.248--
2009-01-23T01:13:00S00030vd06267268--0.497--
2009-06-22T03:35:00Sturle Sundecelair.ifi268269--0.993--
2011-07-10T13:24:00PiepenC589696BF269270--1.987--
2012-07-07T02:20:00Craig MeyersManual testing270273--27.81--


ECM factoring results:
No ECM results for M60181259


Lucas-Lehmer results:
No L-L results for M60181259


PRP results:
No PRP results for M60181259


P-1 factor-bounds graph:
B1 = 560000, B2 = 10640000 (P-1 stage 2)
B1 = 560000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2022-03-29T18:52:40+00:00