Alright, let's work through 89382751 times 89205745 step by step
89382751 × 89205745 = 89205745 × (89382751)
+ 89205745 × 1 that equals 89205745
+ 89205745 × 50 that is equal 4460287250
+ 89205745 × 700 that is equal 62444021500
+ 89205745 × 2000 giving us 178411490000
+ 89205745 × 80000 giving us 7136459600000
+ 89205745 × 300000 that results in 26761723500000
+ 89205745 × 9000000 which equals 802851705000000
+ 89205745 × 80000000 giving us 7136459600000000

= 7973454893104495
