Alright, let's work through 79867368 times 20719388 step by step
79867368 × 20719388 = 20719388 × (79867368)
+ 20719388 × 8 that equals 165755104
+ 20719388 × 60 which equals 1243163280
+ 20719388 × 300 which equals 6215816400
+ 20719388 × 7000 which equals 145035716000
+ 20719388 × 60000 giving us 1243163280000
+ 20719388 × 800000 resulting in 16575510400000
+ 20719388 × 9000000 that equals 186474492000000
+ 20719388 × 70000000 that is equal 1450357160000000

= 1654802986130784
