is 2 10054267 - 1
has 3026636 decimal digits
takes 2.932 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
1 primality tests remaining
ResidueStatus
L-LC5AD23F3CC1F6ADAdouble-checked
PRPA0CC4AE4BA1B8A__
unverified PRP

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual26911.874265.2174%11000044000000.14543.2173%12.019666.3364%1.1191%
PrimeNet2640.354062.5000%4500013000000.04793.7475%0.402063.9053%1.4053%
GPU722685.928364.7059%6500015000000.06062.5700%5.988965.6129%0.9071%
Difference+1+5.9459+0.5115%+45000+2900000+0.0848+0.6473%+6.0307+0.7235%+0.7235%

Known prime factors (1 factor, 64.3 bits, 0.00063962% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
10054267228596494200376507512064.3091136813326125
3 × 53 × 172 × 10489627
2011-04-25289104896270.54100.24180.4514

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2003-09-21T00:00:00ANONYMOUSv4_computers5500055000---0.023--0.640%
2011-04-22T09:16:00James Heinrichi7-9201100004400000---0.145--3.217%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-07-26T00:00:00ANONYMOUSv4_computers21264--0.354--
2022-03-13T08:05:08LordJuliusManual testing26426564.309200.1875.9610.380
2022-03-13T08:05:08LordJuliusManual testing265266--0.743--
2022-03-13T08:05:08LordJuliusManual testing266267--1.486--
2022-01-22T13:10:13ViliamFManual testing267268--2.973--
2022-01-22T13:10:13ViliamFManual testing268269--5.946--


ECM factoring results:

Old Calculation Method

Total ECM effort:0.000 GHz-days
DigitsB1CurvesCompleteFacMiss

New Calculation Method

Total ECM effort:0.000 GHz-days
DigitsB1CompleteFacMiss


ECM Summary

B1B2factorcurvesGHz-days
10.00000e+0


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2000-05-24T00:00:00ANONYMOUSv4_computersC5AD23F3CC1F6ADA2.932
2003-10-23T00:00:00ANONYMOUSv4_computersC5AD23F3CC1F6ADA2.932


PRP results:
dateuseridcompidcofactorsres64PRP
2019-12-26T16:19:08Niels_Mache_NextcloudSuperDry-X
22859649420037650751
A0CC4AE4BA1B8A__no
2021-01-23T23:57:51Team_InspectorSpudBoy4
22859649420037650751
A0CC4AE4BA1B8AFEno


P-1 factor-bounds graph:
B1 = 110000, B2 = 4400000 (P-1 stage 2)
B1 = 110000 (P-1 stage 1)
B1 = 55000 (P-1 stage 1)
101
102
103
104
105
106
101
102
103
104
105
106
107
108
TF factor-bounds graph:
269
268
267
266
265
264
250
260
270
280
290
2100
Last modified: 2022-03-13T08:05:08+00:00