Alright, let's work through 18234278 times 75380221 step by step
18234278 × 75380221 = 75380221 × (18234278)
+ 75380221 × 8 producing 603041768
+ 75380221 × 70 that equals 5276615470
+ 75380221 × 200 that equals 15076044200
+ 75380221 × 4000 yielding 301520884000
+ 75380221 × 30000 producing 2261406630000
+ 75380221 × 200000 producing 15076044200000
+ 75380221 × 8000000 that is equal 603041768000000
+ 75380221 × 10000000 that equals 753802210000000

= 1374503905415438
