No problem, we've got 2187 and 7913 to multiply
2187 × 7913 = 7913 × (2187)
+ 7913 × 7 that equals 55391
+ 7913 × 80 what gives us 633040
+ 7913 × 100 resulting in 791300
+ 7913 × 2000 which equals 15826000

= 17305731
