No problem, we've got 2900 and 2191 to multiply
2900 × 2191 = 2191 × (2900)
+ 2191 × 0 that equals 0
+ 2191 × 00 that equals 0
+ 2191 × 900 giving us 1971900
+ 2191 × 2000 what gives us 4382000

= 6353900
