is 2 29833 - 1
has 8981 decimal digits
takes 0.000 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
Actualunknown500000000100000000000.812850.2304%0.812850.2304%50.2304%
PrimeNet2400.000062.5000%500100000.00004.0977%0.000064.0366%1.5366%
GPU722440.000165.9091%500100000.00001.7557%0.000166.5076%0.5985%
Difference-44-0.0001-65.9091%+499999500+9999990000+0.8128+48.4747%+0.8127-16.2772%-16.2772%

Known prime factors (2 factors, 154.9 bits, 0.51924701% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
2983316343710731030.60627392
28 × 107
-2562569.249e-92.045e-74.161e-7
298332619938900741237222171173357711028251138124.301439100811306478936441385941358735
5 × 11 × 17 × 469626536156661964108434161881
2017-10-13174696265361566619641084341618815.661e+122.044e+193.817e+19

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
298334281952352398896374147439990311186066683620430347154.907
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2017-01-04T01:58:23kkmrkkblmbrbkManual testing5000000001000000000012-
skipped known factor: 1634371073
--0.813--42.912%


Trial Factoring results:
No TF results for M29833


ECM factoring results:

Old Calculation Method

Total ECM effort:19.207 GHz-days
Estimated T-Level:31.617
DigitsB1CurvesCompleteFacMiss
20110001255 / 10012.5500.000%
25500001255 / 2804.4821.122%
302500001126 / 6401.75917.192%
351000000511 / 15800.32372.360%
403000000500 / 47000.10689.907%

New Calculation Method

Total ECM effort:19.207 GHz-days
Estimated T-Level:31.617
DigitsB1CompleteFacMiss
2011000156.9830.000%
255000031.9100.000%
302500005.5010.408%
3510000000.79745.060%
4030000000.09990.619%
45110000000.01198.944%
50440000000.00199.899%


ECM Summary

B1B2factorcurvesGHz-days
5000050000001290.074
250000250000006151.767
1000000100000000110.126
300000030000000043014.83
3000000300000000702.414


Lucas-Lehmer results:
No L-L results for M29833


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-21T19:39:55Oliver KrusePRP
1634371073
6FF0330653BFEE__no
2017-09-21T20:27:21Oliver KruseManual testing
1634371073
6FF0330653BFEE__no
2017-10-12T16:30:12kkmrkkblmbrbkManual testing
1634371073
6FF0330653BFEE__no
2017-10-13T08:25:45kkmrkkblmbrbkc4.xlarge6F4599DD1C3AF8__no
2017-10-13T08:45:40Oliver KruseGTX-26CEA1B96456106__no
2017-10-13T09:07:59Oliver KruseGTX-26CEA1B96456106__no
2017-10-13T23:58:02YarBerManual testing
1634371073
26199389007412372221711733577110282511
6CEA1B96456106__no
2017-11-03T23:24:27ATHec2-1xd
1634371073
26199389007412372221711733577110282511
6F4599DD1C3AF8__no


P-1 factor-bounds graph:
B1 = 500000000, B2 = 10000000000 (P-1 stage 2)
B1 = 500000000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2017-11-03T23:24:27+00:00