Alright, let's work through 51963052 times 71259522 step by step
51963052 × 71259522 = 71259522 × (51963052)
+ 71259522 × 2 what gives us 142519044
+ 71259522 × 50 what gives us 3562976100
+ 71259522 × 000 that results in 0
+ 71259522 × 3000 that equals 213778566000
+ 71259522 × 60000 yielding 4275571320000
+ 71259522 × 900000 what gives us 64133569800000
+ 71259522 × 1000000 giving us 71259522000000
+ 71259522 × 50000000 that equals 3562976100000000

= 3702862247181144
