Alright, let's work through 18440245 times 23972328 step by step
18440245 × 23972328 = 23972328 × (18440245)
+ 23972328 × 5 that equals 119861640
+ 23972328 × 40 which equals 958893120
+ 23972328 × 200 that equals 4794465600
+ 23972328 × 0000 resulting in 0
+ 23972328 × 40000 giving us 958893120000
+ 23972328 × 400000 that equals 9588931200000
+ 23972328 × 8000000 that equals 191778624000000
+ 23972328 × 10000000 yielding 239723280000000

= 442055601540360
