Alright, let's work through 16697376 times 78101670 step by step
16697376 × 78101670 = 78101670 × (16697376)
+ 78101670 × 6 that is equal 468610020
+ 78101670 × 70 producing 5467116900
+ 78101670 × 300 yielding 23430501000
+ 78101670 × 7000 resulting in 546711690000
+ 78101670 × 90000 that equals 7029150300000
+ 78101670 × 600000 that equals 46861002000000
+ 78101670 × 6000000 producing 468610020000000
+ 78101670 × 10000000 what gives us 781016700000000

= 1304092950217920
