Alright, let's work through 2186 times 3501 step by step
2186 × 3501 = 3501 × (2186)
+ 3501 × 6 that results in 21006
+ 3501 × 80 that equals 280080
+ 3501 × 100 which equals 350100
+ 3501 × 2000 which equals 7002000

= 7653186
