is 2 229001489 - 1
has 68936318 decimal digits
takes 2,264.570 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-daysProbability
Actual27666.829263.1579%138100010029747097.07785.9973%163.907065.3674%
Target279534.639364.5570%14000005500000061.94804.1729%596.587266.0360%
Difference-3-467.8100-1.3991%-19000+45297470+35.1298+1.8244%-432.6803-0.6685%

Known prime factors:
No known factors for M229001489

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-09-27aperson12012_VP1131381000100297470---97.08--5.997%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-11-06GrunwalderGIMPGWPrime02264265--0.016--
2010-11-06GrunwalderGIMPGWPrime02265266--0.033--
2015-10-10mognutsManual testing266267--0.065--
2016-09-18ANONYMOUSi7267268--0.131--
2018-04-06rubikvn2100com_cc196-09268269--0.261--
2018-08-30Niels_Mache_NextcloudManual testing269270--0.522--
2018-09-07ZenghuiManual testing270271--1.044--
2018-09-21mikrManual testing271272--2.088--
2020-11-04SRBaseManual testing272273--4.177--
2021-10-30Chabot PrimeCC3906-15273274--8.354--
2021-11-08AK76Manual testing274275--16.71--
2023-03-10aperson1Manual testing275276--33.42--


ECM factoring results:
No ECM results for M229001489


Lucas-Lehmer results:
No L-L results for M229001489


PRP results:
No PRP results for M229001489


P-1 factor-bounds graph:
B1 = 1381000, B2 = 100297470 (P-1 stage 2)
B1 = 1381000 (P-1 stage 1)
105
106
107
105
106
107
108
109
TF factor-bounds graph:
276
275
274
273
272
271
270
269
268
267
266
265
this exponent TF target: 79
TF double-checked to: 67.7
250
260
270
280
Last modified: 2023-03-10T11:25:45+00:00