is 2 58899193 - 1
has 17730424 decimal digits
takes 130.846 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
Actual27332.476664.3836 %----32.476664.3836 %
Target27332.476664.3836 %4000007000000013.50334.1434 %45.979965.8593 %
Difference----400000-70000000-13.5033-4.1434 %-13.5033-1.4757 %

Known prime factors (1 factor, 91.5 bits, 0.00015527% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
5889919333919324173170461475399034792891.45428794387873167007123
3 × 17 × 19 × 48109 × 97303 × 6347921
2012-11-1797303634792111,837,1281.41042.0808

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2012-11-17owftheevilManual testing2891.4542.9320.000%


Trial Factoring results:
5758596061626364656667686970717273
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
1999-12-23ANONYMOUSv4_computers212532.04000e-5
2000-02-09ANONYMOUSv4_computers212544.07000e-5
2000-06-23ANONYMOUSv4_computers212560.000
2001-07-17ANONYMOUSv4_computers212570.000
2002-11-02ANONYMOUSv4_computers212580.001
2003-07-30ANONYMOUSv4_computers212590.001
2004-01-181997rj7v4_computers212600.001
2022-06-27LordJuliusManual testing260263
2009-01-15arnaudTIPOSTE042632640.033
2009-01-16TedGaultT422642650.063
2009-01-20TedGaultT422652660.127
2009-02-24ANONYMOUSsmartC2D2662670.254
2009-02-25lycornkangoo2672680.507
2009-06-17SAHS Tech Deptcad52682691.015
2011-05-07Alan Nishiokamprime102692702.030
2011-10-25NBBlackBird2702714.060
2012-07-14Torchwood InstituteManual testing2712728.120
2012-10-07Craig MeyersManual testing27227316.24


ECM factoring results:
No ECM results for M58899193


Lucas-Lehmer results:
No L-L results for M58899193


PRP results:
No PRP results for M58899193


CERT results:
No CERT results for M58899193


P-1 factor-bounds graph:
103
104
105
103
104
105
106
107
TF factor-bounds graph:
273
272
271
270
269
268
267
266
265
264
263
260
259
258
257
256
254
253
this exponent TF target: 73
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