Alright, let's work through 16663330 times 10538946 step by step
16663330 × 10538946 = 10538946 × (16663330)
+ 10538946 × 0 resulting in 0
+ 10538946 × 30 which equals 316168380
+ 10538946 × 300 which equals 3161683800
+ 10538946 × 3000 what gives us 31616838000
+ 10538946 × 60000 that is equal 632336760000
+ 10538946 × 600000 which equals 6323367600000
+ 10538946 × 6000000 that equals 63233676000000
+ 10538946 × 10000000 yielding 105389460000000

= 175613935050180
