Alright, let's work through 1316 times 1641 step by step
1316 × 1641 = 1641 × (1316)
+ 1641 × 6 resulting in 9846
+ 1641 × 10 giving us 16410
+ 1641 × 300 that is equal 492300
+ 1641 × 1000 which equals 1641000

= 2159556
