Alright, let's work through 1627 times 1345 step by step
1627 × 1345 = 1345 × (1627)
+ 1345 × 7 which equals 9415
+ 1345 × 20 producing 26900
+ 1345 × 600 resulting in 807000
+ 1345 × 1000 that equals 1345000

= 2188315
