Alright, let's work through 80418945 times 34743063 step by step
80418945 × 34743063 = 34743063 × (80418945)
+ 34743063 × 5 that is equal 173715315
+ 34743063 × 40 that results in 1389722520
+ 34743063 × 900 that equals 31268756700
+ 34743063 × 8000 that results in 277944504000
+ 34743063 × 10000 producing 347430630000
+ 34743063 × 400000 producing 13897225200000
+ 34743063 × 0000000 that results in 0
+ 34743063 × 80000000 resulting in 2779445040000000

= 2794000472528535
