No problem, we've got 18552912 and 18543440 to multiply
18552912 × 18543440 = 18543440 × (18552912)
+ 18543440 × 2 what gives us 37086880
+ 18543440 × 10 yielding 185434400
+ 18543440 × 900 that is equal 16689096000
+ 18543440 × 2000 yielding 37086880000
+ 18543440 × 50000 that is equal 927172000000
+ 18543440 × 500000 what gives us 9271720000000
+ 18543440 × 8000000 that results in 148347520000000
+ 18543440 × 10000000 what gives us 185434400000000

= 344034810497280
