No problem, we've got 6384 and 6579 to multiply
6384 × 6579 = 6579 × (6384)
+ 6579 × 4 resulting in 26316
+ 6579 × 80 resulting in 526320
+ 6579 × 300 what gives us 1973700
+ 6579 × 6000 what gives us 39474000

= 42000336
