parisize = 8000000, primelimit = 500000 realprecision = 38011 significant digits (38000 digits displayed) Welcome to the CHG primality prover! ------------------------------------ Input file is: 7176_24691.in Certificate file is: 7176_24691.out Found values of n, F and G. Number to be tested has 95202 digits. Modulus has 25721 digits. Modulus is 27.017160175493079358% of n. NOTICE: This program assumes that n has passed a BLS PRP-test with n, F, and G as given. If not, then any results will be invalid! Square test passed for F >> G. Using modified right endpoint. Search for factors congruent to 1. Running CHG with h = 12, u = 5. Right endpoint has 18040 digits. Done! Time elapsed: 4270800ms. Running CHG with h = 12, u = 5. Right endpoint has 17913 digits. Done! Time elapsed: 3076560ms. Running CHG with h = 13, u = 5. Right endpoint has 17761 digits. Done! Time elapsed: 4273530ms. Running CHG with h = 12, u = 5. Right endpoint has 17558 digits. Done! Time elapsed: 10909510ms. Running CHG with h = 13, u = 5. Right endpoint has 17335 digits. Done! Time elapsed: 8614760ms. Running CHG with h = 12, u = 5. Right endpoint has 17051 digits. Done! Time elapsed: 13067180ms. Running CHG with h = 12, u = 5. Right endpoint has 16819 digits. Done! Time elapsed: 25482580ms. Running CHG with h = 12, u = 5. Right endpoint has 16581 digits. Done! Time elapsed: 8616260ms. Running CHG with h = 12, u = 5. Right endpoint has 16318 digits. Done! Time elapsed: 21450800ms. Running CHG with h = 12, u = 5. Right endpoint has 16030 digits. Done! Time elapsed: 6250510ms. Running CHG with h = 11, u = 4. Right endpoint has 15712 digits. Done! Time elapsed: 3241120ms. Running CHG with h = 11, u = 4. Right endpoint has 15534 digits. Done! Time elapsed: 3472190ms. Running CHG with h = 11, u = 4. Right endpoint has 15245 digits. Done! Time elapsed: 6200680ms. Running CHG with h = 11, u = 4. Right endpoint has 14972 digits. Done! Time elapsed: 7434670ms. Running CHG with h = 11, u = 4. Right endpoint has 14632 digits. Done! Time elapsed: 21452800ms. Running CHG with h = 11, u = 4. Right endpoint has 14205 digits. Done! Time elapsed: 27942120ms. Running CHG with h = 11, u = 4. Right endpoint has 13673 digits. Done! Time elapsed: 35284890ms. Running CHG with h = 9, u = 3. Right endpoint has 13007 digits. Done! Time elapsed: 517880ms. Running CHG with h = 9, u = 3. Right endpoint has 12746 digits. Done! Time elapsed: 933790ms. Running CHG with h = 9, u = 3. Right endpoint has 12376 digits. Done! Time elapsed: 1206830ms. Running CHG with h = 9, u = 3. Right endpoint has 11936 digits. Done! Time elapsed: 1244820ms. Running CHG with h = 9, u = 3. Right endpoint has 11290 digits. Done! Time elapsed: 1372640ms. Running CHG with h = 7, u = 2. Right endpoint has 10471 digits. Done! Time elapsed: 79250ms. Running CHG with h = 7, u = 2. Right endpoint has 10173 digits. Done! Time elapsed: 74900ms. Running CHG with h = 7, u = 2. Right endpoint has 9686 digits. Done! Time elapsed: 92740ms. Running CHG with h = 7, u = 2. Right endpoint has 9063 digits. Done! Time elapsed: 264920ms. Running CHG with h = 7, u = 2. Right endpoint has 7606 digits. Done! Time elapsed: 447600ms. Running CHG with h = 5, u = 1. Right endpoint has 5860 digits. Done! Time elapsed: 29150ms. Running CHG with h = 5, u = 1. Right endpoint has 2491 digits. Done! Time elapsed: 79630ms. A certificate has been saved to the file: 7176_24691.out Running David Broadhurst's verifier on the saved certificate... Testing a PRP called "7176_24691.in". Pol[1, 1] with [h, u]=[5, 1] has ratio=4.597595982772995048 E-3506 at X, ratio=3.801828163677429171 E-4218 at Y, witness=2. Pol[2, 1] with [h, u]=[4, 1] has ratio=0.8076550619027120551 at X, ratio=5.798602554199357743 E-3369 at Y, witness=2. Pol[3, 1] with [h, u]=[7, 2] has ratio=3.217169801397180630 E-13 at X, ratio=4.402750607303828036 E-3493 at Y, witness=11. Pol[4, 1] with [h, u]=[7, 2] has ratio=1.0000000000000000000 at X, ratio=2.0842962631052741796 E-2914 at Y, witness=2. Pol[5, 1] with [h, u]=[7, 2] has ratio=0.9490155606269143670 at X, ratio=1.9099332320044321008 E-1247 at Y, witness=2. Pol[6, 1] with [h, u]=[7, 2] has ratio=4.900545321013125885 E-488 at X, ratio=2.4015344443303641034 E-975 at Y, witness=2. Pol[7, 1] with [h, u]=[7, 2] has ratio=2.4015344443303641034 E-975 at X, ratio=9.264723012859239110 E-596 at Y, witness=2. Pol[8, 1] with [h, u]=[9, 3] has ratio=7.432704068703845780 E-955 at X, ratio=4.709306477033762143 E-2457 at Y, witness=2. Pol[9, 1] with [h, u]=[9, 3] has ratio=0.03485288983087276693 at X, ratio=1.4912796152199036330 E-1939 at Y, witness=2. Pol[10, 1] with [h, u]=[9, 3] has ratio=0.4798736611128196743 at X, ratio=8.312213958948559530 E-1320 at Y, witness=3. Pol[11, 1] with [h, u]=[9, 3] has ratio=1.0000000000000000000 at X, ratio=4.937589721111078568 E-1112 at Y, witness=5. Pol[12, 1] with [h, u]=[9, 3] has ratio=1.1168055224793939179 E-523 at X, ratio=1.0501017405996336266 E-782 at Y, witness=13. Pol[13, 1] with [h, u]=[11, 4] has ratio=0.5056377836401818539 at X, ratio=3.0570627788653768758 E-2664 at Y, witness=11. Pol[14, 1] with [h, u]=[11, 4] has ratio=0.18538850554550597892 at X, ratio=1.5021109555506145503 E-2131 at Y, witness=7. Pol[15, 1] with [h, u]=[11, 4] has ratio=0.3117737228454022066 at X, ratio=1.984546565661947591 E-1705 at Y, witness=19. Pol[16, 1] with [h, u]=[11, 4] has ratio=0.2826538580527206811 at X, ratio=1.9021090257026318712 E-1364 at Y, witness=2. Pol[17, 1] with [h, u]=[11, 4] has ratio=0.028147659024124845166 at X, ratio=9.268546666420088546 E-1092 at Y, witness=31. Pol[18, 1] with [h, u]=[11, 4] has ratio=0.00003188535853697225243 at X, ratio=8.662826235599488434 E-1158 at Y, witness=3. Pol[19, 1] with [h, u]=[11, 4] has ratio=1.4178215413457083242 E-535 at X, ratio=9.441995651801124555 E-713 at Y, witness=13. Pol[20, 1] with [h, u]=[12, 5] has ratio=0.05583901374348878402 at X, ratio=2.052870434304672199 E-1587 at Y, witness=7. Pol[21, 1] with [h, u]=[12, 5] has ratio=0.06680660130173295265 at X, ratio=3.894486481221340852 E-1443 at Y, witness=3. Pol[22, 1] with [h, u]=[12, 5] has ratio=0.05558051941472609334 at X, ratio=4.803965426101829123 E-1312 at Y, witness=2. Pol[23, 1] with [h, u]=[12, 5] has ratio=0.09817415991403734273 at X, ratio=9.187976121653162405 E-1193 at Y, witness=19. Pol[24, 1] with [h, u]=[12, 5] has ratio=1.0000000000000000000 at X, ratio=4.348184146383216996 E-1159 at Y, witness=2. Pol[25, 1] with [h, u]=[13, 5] has ratio=0.07649480316987622405 at X, ratio=1.1274710699531456660 E-1421 at Y, witness=41. Pol[26, 1] with [h, u]=[12, 5] has ratio=9.992553673211072144 E-56 at X, ratio=3.798012464019754052 E-1117 at Y, witness=13. Pol[27, 1] with [h, u]=[13, 5] has ratio=0.5170735828700391153 at X, ratio=2.5605104201289975006 E-1015 at Y, witness=7. Pol[28, 1] with [h, u]=[12, 5] has ratio=1.0367767222203293471 E-153 at X, ratio=7.334069858782291885 E-762 at Y, witness=5. Pol[29, 1] with [h, u]=[12, 5] has ratio=1.1856375901542335636 E-128 at X, ratio=4.807780291249966153 E-635 at Y, witness=3. Validated in 21 sec. Congratulations! n is prime! Goodbye!