Alright, let's work through 51704109 times 16173412 step by step
51704109 × 16173412 = 16173412 × (51704109)
+ 16173412 × 9 that results in 145560708
+ 16173412 × 00 what gives us 0
+ 16173412 × 100 giving us 1617341200
+ 16173412 × 4000 that is equal 64693648000
+ 16173412 × 00000 resulting in 0
+ 16173412 × 700000 that is equal 11321388400000
+ 16173412 × 1000000 giving us 16173412000000
+ 16173412 × 50000000 yielding 808670600000000

= 836231856949908
