No problem, we've got 1020 and 5156 to multiply
1020 × 5156 = 5156 × (1020)
+ 5156 × 0 that results in 0
+ 5156 × 20 that equals 103120
+ 5156 × 000 that results in 0
+ 5156 × 1000 which equals 5156000

= 5259120
