No problem, we've got 1539 and 6812 to multiply
1539 × 6812 = 6812 × (1539)
+ 6812 × 9 that equals 61308
+ 6812 × 30 giving us 204360
+ 6812 × 500 what gives us 3406000
+ 6812 × 1000 what gives us 6812000

= 10483668
