is 2 97453399 - 1
has 29336397 decimal digits
takes 371.676 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
Actual27439.258463.5135%9050009050005.00482.0505%44.263264.2617%0.7482%
PrimeNet2729.813262.5000%400000200000008.11755.1831%17.930764.4436%1.9436%
GPU72276157.039164.4737%600000200000009.16323.7189%166.202365.7949%1.3212%
Difference-2-117.7807-0.9602%+305000-19095000-4.1585-1.6684%-121.9392-1.5332%-1.5332%

Known prime factors (1 factor, 77.1 bits, 0.00007913% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
974533991631410331361050931261372477.110837020744325732
22 × 3 × 5743 × 62467 × 194431
2019-10-1662467194431510.690.38520.7031

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2019-10-16T17:10:18Jwb52zClay9050009050002477.1105.005743.410.012.051%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2011-01-20T01:50:00Architects Cubedm1_44264265--0.038--
2014-03-21T13:26:00Carsten KossendeyManual testing265267--0.230--
2014-04-12T13:14:00Carsten KossendeyManual testing267268--0.307--
2014-10-05T10:18:00PascalBieriManual testing268269--0.613--
2014-10-20T23:44:00PascalBieriManual testing269270--1.227--
2014-10-27T18:43:00PascalBieriManual testing270271--2.454--
2019-01-07T17:07:55Niels_Mache_NextcloudManual testing271272--4.908--
2019-04-05T06:08:39Niels_Mache_NextcloudManual testing272273--9.82--
2019-10-14T13:29:11George WoltmanManual testing273274--19.63--


ECM factoring results:
No ECM results for M97453399


Lucas-Lehmer results:
No L-L results for M97453399


PRP results:
No PRP results for M97453399


P-1 factor-bounds graph:
B1 = 905000 (P-1 stage 1)
103
104
105
106
103
104
105
106
TF factor-bounds graph:
274
273
272
271
270
269
268
267
265
250
260
270
280
290
2100
Last modified: 2019-10-16T17:10:18+00:00