No problem, we've got 1145 and 6814 to multiply
1145 × 6814 = 6814 × (1145)
+ 6814 × 5 what gives us 34070
+ 6814 × 40 producing 272560
+ 6814 × 100 resulting in 681400
+ 6814 × 1000 that equals 6814000

= 7802030
