Alright, let's work through 79168867 times 15691026 step by step
79168867 × 15691026 = 15691026 × (79168867)
+ 15691026 × 7 that equals 109837182
+ 15691026 × 60 which equals 941461560
+ 15691026 × 800 giving us 12552820800
+ 15691026 × 8000 resulting in 125528208000
+ 15691026 × 60000 yielding 941461560000
+ 15691026 × 100000 giving us 1569102600000
+ 15691026 × 9000000 yielding 141219234000000
+ 15691026 × 70000000 yielding 1098371820000000

= 1242240750487542
