is 2 160314529 - 1
has 48259482 decimal digits
takes 1,052.064 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
factored, 0 PRP tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP7DFCC8C8F143929CPRP-tested

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual279763.706164.5570 %5000000150000000122.75165.4307 %886.457766.4818 %
Target278381.852564.1026 %1000000180000000102.31593.8993 %484.168565.5023 %
Difference+1+381.8536+0.4544 %+4000000-30000000+20.4356+1.5314%+402.2893+0.9794 %

Known prime factors (1 factor, 96.0 bits, 0.00005986% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
160314529774728285197681028750695754332995.968241627596085717542404
22 × 11 × 29753 × 2953703 × 62487949
2021-01-0229537036248794950,050,31958.97160.507

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2021-01-02Roland ClarksonManual testing500000015000000022995.968127.35.890%


Trial Factoring results:
5758596061626364656667686970717273747576777879
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-06-29Charles A. Morrismagnetar2632640.012
2011-02-02runeskts012642650.023
2013-02-28SefGeode12652660.047
2015-05-02Judge HaleCJ2662670.093
2016-03-02XZTManual testing2672680.186
2017-03-29La GüiraManual testing2682690.373
2017-03-29La GüiraManual testing2692700.746
2017-11-18jiboManual testing2702711.492
2017-11-18jiboManual testing2712722.983
2017-11-21NoWhereManXPS89002722735.966
2020-12-30Roland ClarksonManual testing27327411.93
2020-12-30Roland ClarksonManual testing27427523.87
2020-12-30Roland ClarksonManual testing27527647.73
2020-12-30Roland ClarksonManual testing27627795.46
2020-12-30Roland ClarksonManual testing277278190.9
2020-12-30Roland ClarksonManual testing278279381.9


ECM factoring results:
No ECM results for M160314529


Lucas-Lehmer results:
No L-L results for M160314529


PRP results:
dateuseridcompidcofactorsres64
2021-01-05Roland ClarksonManual testing7DFCC8C8F143929C


CERT results:
dateuseridcompid
2021-01-05argiloClayton-i7


P-1 factor-bounds graph:
B1 = 5000000, B2 = 150000000 (P-1 stage 2)
B1 = 5000000 (P-1 stage 1)
105
106
107
105
106
107
108
109
TF factor-bounds graph:
279
278
277
276
275
274
273
272
271
270
269
268
267
266
265
264
this exponent TF target: 78
TF double-checked to: 67
250
260
270
280
290
2100
JSON version of this page
Last modified: 2024-03-13T02:15:48+00:00