Alright, let's work through 2409 times 7886 step by step
2409 × 7886 = 7886 × (2409)
+ 7886 × 9 resulting in 70974
+ 7886 × 00 that equals 0
+ 7886 × 400 producing 3154400
+ 7886 × 2000 giving us 15772000

= 18997374
