Alright, let's work through 76421109 times 22303107 step by step
76421109 × 22303107 = 22303107 × (76421109)
+ 22303107 × 9 resulting in 200727963
+ 22303107 × 00 that is equal 0
+ 22303107 × 100 resulting in 2230310700
+ 22303107 × 1000 that is equal 22303107000
+ 22303107 × 20000 that equals 446062140000
+ 22303107 × 400000 yielding 8921242800000
+ 22303107 × 6000000 that is equal 133818642000000
+ 22303107 × 70000000 producing 1561217490000000

= 1704428171085663
