No problem, we've got 78660805 and 52152258 to multiply
78660805 × 52152258 = 52152258 × (78660805)
+ 52152258 × 5 that results in 260761290
+ 52152258 × 00 giving us 0
+ 52152258 × 800 producing 41721806400
+ 52152258 × 0000 yielding 0
+ 52152258 × 60000 that is equal 3129135480000
+ 52152258 × 600000 resulting in 31291354800000
+ 52152258 × 8000000 which equals 417218064000000
+ 52152258 × 70000000 yielding 3650658060000000

= 4102338596847690
