is 2 103781683 - 1
has 31241400 decimal digits
takes 413.217 GHz-days to do one PRP 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
Actual276147.463364.4737%6500002200000010.46823.8579%157.931665.8442%3.3442%
PrimeNet2729.214962.5000%450000220000009.37655.3885%18.591364.5207%2.0207%
GPU72276147.463364.4737%6500002200000010.46823.8579%157.931665.8442%1.3706%
Difference----------

Known prime factors (1 factor, 118.7 bits, 0.00011440% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
10378168354848955661124530522231963687915531336118.7232642516197252482912723238632
23 × 3 × 72 × 43 × 103 × 277 × 293 × 28513 × 53411 × 4104721
2021-05-095341141047211.833e+91.58272.4115

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2021-05-09T15:14:29KrieselManual testing6500002200000036118.72310.47826.420.943.858%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-04-21T15:07:00RichardFX5000_1263264--0.019--
2010-08-24T13:20:00Donna NoblePH9500264265--0.036--
2012-05-01T17:03:00omiXorpSCS-DEV-z800-01265266--0.072--
2014-05-12T04:31:00Smok_bmvManual testing266268--0.432--
2014-05-12T04:31:00Smok_bmvManual testing268269--0.576--
2014-05-12T04:31:00Smok_bmvManual testing269270--1.152--
2015-02-01T14:25:00JustinManual testing270271--2.304--
2017-12-13T17:52:50el groccoManual testing271272--4.608--
2019-09-11T10:29:53Niels_Mache_NextcloudManual testing272273--9.217--
2019-09-11T10:29:53Niels_Mache_NextcloudManual testing273274--18.43--
2021-01-19T09:32:13dcheukManual testing274275--36.87--
2021-01-21T14:55:24DRobinsonPEManual testing275276--73.73--


ECM factoring results:
Exponent "103781683" not found


Lucas-Lehmer results:
Exponent "103781683" not found


PRP results:
Exponent "103781683" not found


P-1 factor-bounds graph:
B1 = 650000, B2 = 22000000 (stage 2)
B1 = 650000 (stage 1)
103
104
105
106
103
104
105
106
107
108
TF factor-bounds graph:
276
275
274
273
272
271
270
269
268
266
265
264
250
260
270
280
290
2100
2110
2120
Last modified: 2021-05-09T15:14:29+00:00