Alright, let's work through 1628 times 3575 step by step
1628 × 3575 = 3575 × (1628)
+ 3575 × 8 resulting in 28600
+ 3575 × 20 giving us 71500
+ 3575 × 600 what gives us 2145000
+ 3575 × 1000 that equals 3575000

= 5820100
