Alright, let's work through 30350252 times 81312071 step by step
30350252 × 81312071 = 81312071 × (30350252)
+ 81312071 × 2 resulting in 162624142
+ 81312071 × 50 that equals 4065603550
+ 81312071 × 200 resulting in 16262414200
+ 81312071 × 0000 producing 0
+ 81312071 × 50000 that results in 4065603550000
+ 81312071 × 300000 which equals 24393621300000
+ 81312071 × 0000000 which equals 0
+ 81312071 × 30000000 giving us 2439362130000000

= 2467841845491892
