No problem, we've got 2376 and 7836 to multiply
2376 × 7836 = 7836 × (2376)
+ 7836 × 6 what gives us 47016
+ 7836 × 70 that is equal 548520
+ 7836 × 300 what gives us 2350800
+ 7836 × 2000 that equals 15672000

= 18618336
