No problem, we've got 1442 and 1156 to multiply
1442 × 1156 = 1156 × (1442)
+ 1156 × 2 that is equal 2312
+ 1156 × 40 which equals 46240
+ 1156 × 400 resulting in 462400
+ 1156 × 1000 that results in 1156000

= 1666952
