No problem, we've got 1541 and 2602 to multiply
1541 × 2602 = 2602 × (1541)
+ 2602 × 1 resulting in 2602
+ 2602 × 40 that equals 104080
+ 2602 × 500 that is equal 1301000
+ 2602 × 1000 which equals 2602000

= 4009682
