We're going to solve 1648 multiplied by 4175
1648 × 4175 = 4175 × (1648)
+ 4175 × 8 that is equal 33400
+ 4175 × 40 which equals 167000
+ 4175 × 600 what gives us 2505000
+ 4175 × 1000 that results in 4175000

= 6880400
