Let's calculate 1398 x 2517
1398 × 2517 = 2517 × (1398)
+ 2517 × 8 resulting in 20136
+ 2517 × 90 that results in 226530
+ 2517 × 300 that results in 755100
+ 2517 × 1000 resulting in 2517000

= 3518766
