No problem, we've got 84216420 and 17360962 to multiply
84216420 × 17360962 = 17360962 × (84216420)
+ 17360962 × 0 producing 0
+ 17360962 × 20 producing 347219240
+ 17360962 × 400 which equals 6944384800
+ 17360962 × 6000 resulting in 104165772000
+ 17360962 × 10000 resulting in 173609620000
+ 17360962 × 200000 producing 3472192400000
+ 17360962 × 4000000 resulting in 69443848000000
+ 17360962 × 80000000 which equals 1388876960000000

= 1462078067396040
