Alright, let's work through 18960829 times 75356305 step by step
18960829 × 75356305 = 75356305 × (18960829)
+ 75356305 × 9 giving us 678206745
+ 75356305 × 20 producing 1507126100
+ 75356305 × 800 giving us 60285044000
+ 75356305 × 0000 resulting in 0
+ 75356305 × 60000 that equals 4521378300000
+ 75356305 × 900000 that is equal 67820674500000
+ 75356305 × 8000000 that results in 602850440000000
+ 75356305 × 10000000 which equals 753563050000000

= 1428818013176845
