No problem, we've got 2916 and 1321 to multiply
2916 × 1321 = 1321 × (2916)
+ 1321 × 6 that is equal 7926
+ 1321 × 10 that is equal 13210
+ 1321 × 900 what gives us 1188900
+ 1321 × 2000 which equals 2642000

= 3852036
