No problem, we've got 5728628 and 984738 to multiply
5728628 × 984738 = 984738 × (5728628)
+ 984738 × 8 that is equal 7877904
+ 984738 × 20 resulting in 19694760
+ 984738 × 600 producing 590842800
+ 984738 × 8000 producing 7877904000
+ 984738 × 20000 which equals 19694760000
+ 984738 × 700000 resulting in 689316600000
+ 984738 × 5000000 which equals 4923690000000

= 5641197679464
