is 2 99768083 - 1
has 30033186 decimal digits
takes 380.504 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
Actual277306.793264.9351%7650007650004.23061.3649%311.023765.4137%0.4786%
PrimeNet2729.585662.5000%400000200000008.11755.1977%17.703064.4491%1.9491%
GPU72276153.395764.4737%6500002200000010.02733.8393%163.423065.8377%1.3640%
Difference+1+153.3975+0.4614%+115000-21235000-5.7967-2.4744%+147.6007-0.4240%-0.4240%

Known prime factors (1 factor, 78.3 bits, 0.00007853% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
997680833844417436088227130479112478.3471926677009564385
3 × 5 × 13 × 3209 × 31963 × 96329		2020-08-0331963963291,145.50.19620.3597

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2020-08-03T05:31:50Jwb52zClay7650007650002478.3474.231761.08.4611.365%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-11-02T17:50:001997rj7compa264265--0.037--
2012-07-23T15:45:00Jimmy BrüggemannManual testing265266--0.075--
2013-08-16T19:27:00america64Manual testing266267--0.150--
2013-10-21T13:42:00Toddlaptop267268--0.300--
2014-05-21T21:56:00SatanManual testing268269--0.599--
2014-05-21T21:56:00SatanManual testing269270--1.198--
2014-05-29T17:38:00PascalBieriManual testing270271--2.397--
2017-02-17T03:10:44monstManual testing271272--4.794--
2019-03-26T09:47:38Niels_Mache_NextcloudManual testing272273--9.59--
2019-12-21T05:44:21bayanneManual testing273274--19.17--
2020-04-18T10:32:07riccardo ubertiManual testing274275--38.35--
2020-04-29T19:33:13TheJudgerManual testing275276--76.70--
2020-08-02T03:03:06ChuckGPU72_TF276277--153.4--


ECM factoring results:
No ECM results for M99768083


Lucas-Lehmer results:
No L-L results for M99768083


PRP results:
No PRP results for M99768083


P-1 factor-bounds graph:
B1 = 765000 (P-1 stage 1)
103
104
105
106
103
104
105
106
TF factor-bounds graph:
277
276
275
274
273
272
271
270
269
268
267
266
265
250
260
270
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290
2100
Last modified: 2020-08-03T05:31:50+00:00