No problem, we've got 1586 and 4374 to multiply
1586 × 4374 = 4374 × (1586)
+ 4374 × 6 which equals 26244
+ 4374 × 80 yielding 349920
+ 4374 × 500 producing 2187000
+ 4374 × 1000 which equals 4374000

= 6937164
