Alright, let's work through 81668300 times 28999932 step by step
81668300 × 28999932 = 28999932 × (81668300)
+ 28999932 × 0 yielding 0
+ 28999932 × 00 which equals 0
+ 28999932 × 300 which equals 8699979600
+ 28999932 × 8000 that results in 231999456000
+ 28999932 × 60000 that results in 1739995920000
+ 28999932 × 600000 yielding 17399959200000
+ 28999932 × 1000000 which equals 28999932000000
+ 28999932 × 80000000 giving us 2319994560000000

= 2368375146555600
