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2015-11-24, 18:18   #9
science_man_88

"Forget I exist"
Jul 2009
Dumbassville

100000110000002 Posts

Quote:
 Originally Posted by Ale or this 3047495270400000 x 3 x 4 x 5 x 6 x 3 x 5 x 6 x 7 x 8 = n - 1 = prime number
No it isn't.

Code:
(14:04) gp > 3047495270400000*3*4*5*6*3*5*6*7*8
%41 = 5529375418613760000000
(14:16) gp > isprime(%-1)
%42 = 0
(14:16) gp > factor(%41-1)
%43 =
[    580824613 1]

[9519871050323 1]

Last fiddled with by science_man_88 on 2015-11-24 at 18:19