We're going to solve 12389509 multiplied by 18054334
12389509 × 18054334 = 18054334 × (12389509)
+ 18054334 × 9 what gives us 162489006
+ 18054334 × 00 that equals 0
+ 18054334 × 500 that equals 9027167000
+ 18054334 × 9000 producing 162489006000
+ 18054334 × 80000 that equals 1444346720000
+ 18054334 × 300000 giving us 5416300200000
+ 18054334 × 2000000 producing 36108668000000
+ 18054334 × 10000000 that equals 180543340000000

= 223684333582006
