Alright, let's work through 89746414 times 89841167 step by step
89746414 × 89841167 = 89841167 × (89746414)
+ 89841167 × 4 what gives us 359364668
+ 89841167 × 10 that is equal 898411670
+ 89841167 × 400 resulting in 35936466800
+ 89841167 × 6000 which equals 539047002000
+ 89841167 × 40000 that equals 3593646680000
+ 89841167 × 700000 giving us 62888816900000
+ 89841167 × 9000000 that is equal 808570503000000
+ 89841167 × 80000000 that is equal 7187293360000000

= 8062922567825138
