is 2 1130651 - 1
has 340360 decimal digits
takes 0.034 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L3E9F00A097A1147Fdouble-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual26726.280468.6567%300000100000000.03564.1294%26.316069.9510%1.2943%
PrimeNet2560.008562.5000%5000700000.00042.1553%0.008963.3082%0.8082%
GPU722600.135865.0000%5000260000.00030.7677%0.136165.2687%0.2687%
Difference+7+26.1445+3.6567%+295000+9974000+0.0353+3.3617%+26.1799+4.6823%+4.6823%

Known prime factors (2 factors, 147.1 bits, 0.01301044% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1130651899837570822859361692066.28639792896783484
22 × 3 × 13 × 23 × 47 × 235969169
2009-09-074723596916925.8340.55251.0319
113065121288309645907043092841212580.816941418246917353060
22 × 5 × 2111 × 9109 × 2447900047
2020-08-0791092447900047300,0125.732110.705

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
113065119156020838697838989237658202710341469127244945147.103
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2002-03-24T00:00:00Jocelyn Larouchev4_computers10000100000---0.001--0.502%
2002-06-02T00:00:00ANONYMOUSv4_computers500001000000---0.004--1.737%
2004-04-29T00:00:00ANONYMOUSv4_computers1000003000000---0.011--2.653%
2016-03-17T19:01:40alpertronManual testing3000001000000012---0.036--4.129%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-07-12T00:00:00ANONYMOUSv4_computers21256--0.008--
2001-11-24T00:00:00ANONYMOUSv4_computers21257--0.017--
2022-03-07T17:30:53LordJuliusManual testing257260--0.119--
2009-02-14T16:52:00Sturle Sundeduma.ifi260261--0.136--


ECM factoring results:

Old Calculation Method

Total ECM effort:17.667 GHz-days
Estimated T-Level:25.344
DigitsB1CurvesCompleteFacMiss
2011000324 / 1003.2403.853%
2550000324 / 2801.15731.373%
3025000044 / 6400.06993.351%

New Calculation Method

Total ECM effort:17.667 GHz-days
Estimated T-Level:25.344
DigitsB1CompleteFacMiss
201100014.7690.000%
25500001.61619.866%
302500000.13187.697%
3510000000.00999.130%


ECM Summary

B1B2factorcurvesGHz-days
10.00000e+0
5000050000002809.89
2500002500000030.530
25000025000000417.243


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2002-06-15T00:00:00ANONYMOUSv4_computers3E9F00A097A1147F0.034


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-29T05:06:47Oliver KruseGTX-0
89983757082285936169
1F03B6820C05CE__no
2017-10-16T23:03:39Oliver KruseThreadripper
89983757082285936169
1F03B6820C05CE__no
2018-01-03T22:54:30ATHec2-1xf
89983757082285936169
1F03B6820C05CE__no
2020-08-07T11:24:26ATHec2-PRPCF
89983757082285936169
2128830964590704309284121
862114715E75058Dno


P-1 factor-bounds graph:
B1 = 300000, B2 = 10000000 (P-1 stage 2)
B1 = 300000 (P-1 stage 1)
B1 = 100000, B2 = 3000000 (P-1 stage 2)
B1 = 50000, B2 = 1000000 (P-1 stage 2)
B1 = 100000 (P-1 stage 1)
B1 = 50000 (P-1 stage 1)
B1 = 10000, B2 = 100000 (P-1 stage 2)
B1 = 10000 (P-1 stage 1)
100
101
102
103
104
105
106
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
267
261
260
257
256
250
260
270
280
290
2100
Last modified: 2022-03-07T17:30:53+00:00