Alright, let's work through 3659 times 6664 step by step
3659 × 6664 = 6664 × (3659)
+ 6664 × 9 what gives us 59976
+ 6664 × 50 yielding 333200
+ 6664 × 600 resulting in 3998400
+ 6664 × 3000 which equals 19992000

= 24383576
