( 13083.1990) . ( 12095.56) . ( 1 + 2 + 3 + 4 + ... + 999 + 1000 ) .( 122.2 - 61.4 )
= ( 13083.1990) . ( 12095.56) . ( 1 + 2 + 3 + 4 + ... + 999 + 1000 ) . 0
= 0
( 13083.1990) . ( 12095.56) . ( 1 + 2 + 3 + 4 + ... + 999 + 1000 ) .( 122.2 - 61.4 )
= ( 13083.1990) . ( 12095.56) . ( 1 + 2 + 3 + 4 + ... + 999 + 1000 ) . 0
= 0