No problem, we've got 1428 and 3709 to multiply
1428 × 3709 = 3709 × (1428)
+ 3709 × 8 resulting in 29672
+ 3709 × 20 producing 74180
+ 3709 × 400 that results in 1483600
+ 3709 × 1000 giving us 3709000

= 5296452
