No problem, we've got 1149 and 6820 to multiply
1149 × 6820 = 6820 × (1149)
+ 6820 × 9 that results in 61380
+ 6820 × 40 that is equal 272800
+ 6820 × 100 that results in 682000
+ 6820 × 1000 resulting in 6820000

= 7836180
