Alright, let's work through 1539 times 3659 step by step
1539 × 3659 = 3659 × (1539)
+ 3659 × 9 which equals 32931
+ 3659 × 30 that results in 109770
+ 3659 × 500 giving us 1829500
+ 3659 × 1000 giving us 3659000

= 5631201
