No problem, we've got 2486 and 6431 to multiply
2486 × 6431 = 6431 × (2486)
+ 6431 × 6 yielding 38586
+ 6431 × 80 which equals 514480
+ 6431 × 400 producing 2572400
+ 6431 × 2000 resulting in 12862000

= 15987466
