'No Prime Left Behind' Mini Drive 5 for
k = 317, 329, 335, 341, 363, 391, 393, 399 - Complete!

This page reflects the search of primes of the form k·2n-1.

Data table:

Started2013-08-17
Ended2014-08-19
k's317, 329, 335, 341, 363, 391, 393, 399
n-Range1300001 ≤ n ≤ 2000000
Candidates173937 (248 per 1000n on average)
Sieve depthp = 100.0P = 100.0·1015
Primes16 new
LinkNPLB-thread

The range 1300000 < n ≤ 1575000 was done with LLRnet (server G7000) maintained by G.Barnes.
The range 1575000 < n ≤ 2000000 was done with PRPnet (server G1468) maintained by G.Barnes.

Completed range overview:

n-range#ncompletedprimes
1300 - 131024432013-08-23-
1310 - 132025612013-08-26-
1320 - 133024872013-08-31-
1330 - 134024282013-09-09-
1340 - 135024862013-09-14-
1350 - 136024612013-09-20-
1360 - 137024502013-09-27-
1370 - 138024372013-10-05-
1380 - 139025642013-10-13-
1390 - 140025222013-10-22-
1400 - 141025032013-10-30-
1410 - 142024932013-11-11399·21418376-1
1420 - 143024302013-11-19-
1430 - 144024922013-11-30-
1440 - 145024192013-12-11-
1450 - 146024412013-12-20-
1460 - 147024512013-12-31-
1470 - 148024512014-01-10-
1480 - 149025142014-01-20341·21484130-1
1490 - 150025062014-02-01-
1500 - 151024562014-02-16-
1510 - 152024952014-03-04363·21513706-1
1520 - 153025272014-03-22-
1530 - 154024832014-04-16-
1540 - 155024922014-05-02363·21547344-1
1550 - 156024892014-05-16-
1560 - 157025662014-05-27-
1570 - 157512452014-06-01-
1575 - 158012522014-05-15-
1580 - 159025422014-05-26393·21583890-1
1590 - 160024642014-06-07391·21596805-1, 335·21597932-1
1600 - 161024622014-06-13-
1610 - 162024802014-06-15-
1620 - 163025382014-06-20-
1630 - 164024842014-06-24-
1640 - 165025462014-07-06-
1650 - 166024312014-07-09399·21659001-1
1660 - 167024282014-07-11-
1670 - 168025562014-07-13-
1680 - 169024602014-07-17-
1690 - 170025362014-07-20-
1700 - 171024022014-07-25-
1710 - 172024322014-07-27-
1720 - 173024342014-08-02-
1730 - 174024602014-08-03-
1740 - 175025262014-08-06-
1750 - 176024292014-08-04-
1760 - 177025282014-08-04335·21762548-1, 399·21764851-1
1770 - 178025612014-08-08-
1780 - 179023982014-08-08391·21780155-1
1790 - 180024752014-08-09-
1800 - 181024692014-08-07-
1810 - 182024642014-08-07-
1820 - 183025052014-08-08-
1830 - 184024302014-08-09399·21839019-1
1840 - 185025042014-08-09-
1850 - 186025132014-08-10-
1860 - 187024932014-08-10-
1870 - 188024772014-08-11-
1880 - 189025992014-08-12391·21886863-1
1890 - 190024552014-08-15-
1900 - 191024712014-08-15-
1910 - 192025182014-08-16335·21917610-1
1920 - 193024602014-08-14-
1930 - 194025402014-08-16-
1940 - 195025062014-08-15391·21949159-1
1950 - 196025212014-08-16-
1960 - 197024882014-08-17-
1970 - 198024562014-08-18-
1980 - 199024692014-08-19-
1990 - 200024832014-08-19317·21991592-1