eoh@eoh-ubuntu:~/tmp/bulk$ java Factorial 1
use thread : 1
delta : 100000
1 - 100000 end
bit length : 1516705
total time (ms) : 46433
eoh@eoh-ubuntu:~/tmp/bulk$ java Factorial 2
use thread : 2
delta : 50000
1 - 50000 end
50001 - 100000 end
bit length : 1516705
total time (ms) : 16903
eoh@eoh-ubuntu:~/tmp/bulk$ java Factorial 4
use thread : 4
delta : 25000
1 - 25000 end
25001 - 50000 end
50001 - 75000 end
75001 - 100000 end
bit length : 1516705
total time (ms) : 7924
eoh@eoh-ubuntu:~/tmp/bulk$ java Factorial 8
use thread : 8
delta : 12500
12501 - 25000 end
1 - 12500 end
37501 - 50000 end
50001 - 62500 end
62501 - 75000 end
25001 - 37500 end
75001 - 87500 end
87501 - 100000 end
bit length : 1516705
total time (ms) : 6746
eoh@eoh-ubuntu:~/tmp/bulk$ java Factorial 16
use thread : 16
delta : 6250
31251 - 37500 end
12501 - 18750 end
6251 - 12500 end
93751 - 100000 end
50001 - 56250 end
37501 - 43750 end
87501 - 93750 end
68751 - 75000 end
25001 - 31250 end
18751 - 25000 end
56251 - 62500 end
81251 - 87500 end
1 - 6250 end
75001 - 81250 end
43751 - 50000 end
62501 - 68750 end
bit length : 1516705
total time (ms) : 6908
eoh@eoh-ubuntu:~/tmp/bulk$