No problem, we've got 79249524 and 50450247 to multiply
79249524 × 50450247 = 50450247 × (79249524)
+ 50450247 × 4 what gives us 201800988
+ 50450247 × 20 giving us 1009004940
+ 50450247 × 500 what gives us 25225123500
+ 50450247 × 9000 yielding 454052223000
+ 50450247 × 40000 that equals 2018009880000
+ 50450247 × 200000 producing 10090049400000
+ 50450247 × 9000000 giving us 454052223000000
+ 50450247 × 70000000 what gives us 3531517290000000

= 3998158060432428
