No problem, we've got 2131 and 7160 to multiply
2131 × 7160 = 7160 × (2131)
+ 7160 × 1 what gives us 7160
+ 7160 × 30 producing 214800
+ 7160 × 100 giving us 716000
+ 7160 × 2000 which equals 14320000

= 15257960
