No problem, we've got 1597 and 4488 to multiply
1597 × 4488 = 4488 × (1597)
+ 4488 × 7 which equals 31416
+ 4488 × 90 giving us 403920
+ 4488 × 500 resulting in 2244000
+ 4488 × 1000 that equals 4488000

= 7167336
