Alright, let's work through 70167720 times 59428057 step by step
70167720 × 59428057 = 59428057 × (70167720)
+ 59428057 × 0 that is equal 0
+ 59428057 × 20 that equals 1188561140
+ 59428057 × 700 that is equal 41599639900
+ 59428057 × 7000 producing 415996399000
+ 59428057 × 60000 producing 3565683420000
+ 59428057 × 100000 yielding 5942805700000
+ 59428057 × 0000000 that results in 0
+ 59428057 × 70000000 yielding 4159963990000000

= 4169931263720040
