No problem, we've got 17999349 and 79805743 to multiply
17999349 × 79805743 = 79805743 × (17999349)
+ 79805743 × 9 what gives us 718251687
+ 79805743 × 40 that results in 3192229720
+ 79805743 × 300 that equals 23941722900
+ 79805743 × 9000 resulting in 718251687000
+ 79805743 × 90000 producing 7182516870000
+ 79805743 × 900000 yielding 71825168700000
+ 79805743 × 7000000 that results in 558640201000000
+ 79805743 × 10000000 producing 798057430000000

= 1436451420461307
