No problem, we've got 6670593 and 13394773 to multiply
6670593 × 13394773 = 13394773 × (6670593)
+ 13394773 × 3 which equals 40184319
+ 13394773 × 90 giving us 1205529570
+ 13394773 × 500 which equals 6697386500
+ 13394773 × 0000 which equals 0
+ 13394773 × 70000 yielding 937634110000
+ 13394773 × 600000 producing 8036863800000
+ 13394773 × 6000000 resulting in 80368638000000

= 89351079010389
