Alright, let's work through 18148201 times 61423273 step by step
18148201 × 61423273 = 61423273 × (18148201)
+ 61423273 × 1 giving us 61423273
+ 61423273 × 00 that equals 0
+ 61423273 × 200 which equals 12284654600
+ 61423273 × 8000 producing 491386184000
+ 61423273 × 40000 resulting in 2456930920000
+ 61423273 × 100000 yielding 6142327300000
+ 61423273 × 8000000 that results in 491386184000000
+ 61423273 × 10000000 that is equal 614232730000000

= 1114721904481873
