No problem, we've got 80061484 and 83614830 to multiply
80061484 × 83614830 = 83614830 × (80061484)
+ 83614830 × 4 resulting in 334459320
+ 83614830 × 80 giving us 6689186400
+ 83614830 × 400 resulting in 33445932000
+ 83614830 × 1000 producing 83614830000
+ 83614830 × 60000 yielding 5016889800000
+ 83614830 × 000000 that is equal 0
+ 83614830 × 0000000 which equals 0
+ 83614830 × 80000000 yielding 6689186400000000

= 6694327374207720
