is 2 101503429 - 1
has 30555577 decimal digits
takes 404.146 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
Actual276150.773264.4737 %8500001721250010.05413.7935 %160.827365.8214 %
Target276150.773264.4737 %65000011000000038.14833.8474 %188.921565.8405 %
Difference---+200000-92787500-28.0942-0.0539 %-28.0942-0.0191 %

Known prime factors (1 factor, 89.8 bits, 0.00008847% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
10150342910809840282731880974819762472889.8045324864583014176287
3 × 23 × 13063 × 558683 × 10574287
2020-12-08558683105742871,258,4076.37586.5644

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2020-12-08tottenhoffi5-8400-0185000017212500622889.8049.633.794%


Trial Factoring results:
5758596061626364656667686970717273747576
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-03-291997rj7Manual testing2632640.019
2010-08-14sasaki3asort2642650.037
2012-04-16MBeckerMBecker2652660.074
2013-08-27PascalBieriManual testing2662670.147
2013-08-29PascalBieriManual testing2672680.294
2013-12-16Peter RehaeusserDell2682690.589
2014-03-31Smok_bmvManual testing2692701.178
2014-04-06ANONYMOUSManual testing2702712.356
2014-04-06PascalBieriManual testing2702712.356
2014-12-22g0bManual testing2712724.712
2020-03-04danc2GPU72_TF2722739.423
2020-03-13Hans LoeblichManual testing27327418.85
2020-10-10TheJudgerManual testing274276113.1


ECM factoring results:
No ECM results for M101503429


Lucas-Lehmer results:
No L-L results for M101503429


PRP results:
No PRP results for M101503429


CERT results:
No CERT results for M101503429


P-1 factor-bounds graph:
B1 = 850000, B2 = 17212500 (P-1 stage 2)
B1 = 850000 (P-1 stage 1)
104
105
106
104
105
106
107
108
TF factor-bounds graph:
276
274
273
272
271
270
269
268
267
266
265
264
this exponent TF target: 76
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00