No problem, we've got 5108 and 2978 to multiply
5108 × 2978 = 2978 × (5108)
+ 2978 × 8 what gives us 23824
+ 2978 × 00 giving us 0
+ 2978 × 100 what gives us 297800
+ 2978 × 5000 that equals 14890000

= 15211624
