is 2 99504619 - 1
has 29953876 decimal digits
takes 379.500 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual277307.605564.9351 %775000151125008.60573.3090 %316.211266.0954 %
Target276153.801864.4737 %65000011000000036.54143.8381 %190.343365.8372 %
Difference+1+153.8036+0.4614 %+125000-94887500-27.9357-0.5291 %+125.8679+0.2581 %

Known prime factors (1 factor, 116.8 bits, 0.00011739% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
9950461914541973095897442965129794789357128936116.808730718495384492802546673476
22 × 3 × 43 × 59 × 61 × 509 × 134033 × 435763 × 13235449
2020-06-30435763132354491.764e+96.26637.4481

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2020-06-30Ryan PropperManual testing775000151125006236116.8089.903.646%


Trial Factoring results:
575859606162636465666768697071727374757677
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-09-271997rj7Manual testing2642650.038
2010-10-12Ethan O'ConnorManual testing2652660.075
2014-04-24Carsten KossendeyManual testing2662680.451
2014-04-29SMoffatManual testing2682690.601
2014-05-02SMoffatManual testing2692701.202
2014-05-05SMoffatManual testing2702712.403
2017-01-21monstManual testing2712724.806
2019-04-08Niels_Mache_NextcloudManual testing2722739.61
2019-12-04linamentManual testing27327419.23
2020-03-16CADukeGPU72_TF27427538.45
2020-06-01TheJudgerManual testing275277230.7


ECM factoring results:
No ECM results for M99504619


Lucas-Lehmer results:
No L-L results for M99504619


PRP results:
No PRP results for M99504619


CERT results:
No CERT results for M99504619


P-1 factor-bounds graph:
B1 = 775000, B2 = 15112500 (P-1 stage 2)
B1 = 775000 (P-1 stage 1)
104
105
106
104
105
106
107
108
TF factor-bounds graph:
277
275
274
273
272
271
270
269
268
266
265
this exponent TF target: 76
TF double-checked to: 67
250
260
270
280
290
2100
2110
2120
JSON version of this page
Last modified: 2024-03-13T02:15:48+00:00