Alright, let's work through 70223681 times 50009522 step by step
70223681 × 50009522 = 50009522 × (70223681)
+ 50009522 × 1 producing 50009522
+ 50009522 × 80 producing 4000761760
+ 50009522 × 600 that equals 30005713200
+ 50009522 × 3000 giving us 150028566000
+ 50009522 × 20000 what gives us 1000190440000
+ 50009522 × 200000 producing 10001904400000
+ 50009522 × 0000000 what gives us 0
+ 50009522 × 70000000 that results in 3500666540000000

= 3511852719890482
