No problem, we've got 1588 and 2644 to multiply
1588 × 2644 = 2644 × (1588)
+ 2644 × 8 resulting in 21152
+ 2644 × 80 that equals 211520
+ 2644 × 500 that results in 1322000
+ 2644 × 1000 that results in 2644000

= 4198672
