Alright, let's work through 99976644 times 89708506 step by step
99976644 × 89708506 = 89708506 × (99976644)
+ 89708506 × 4 that is equal 358834024
+ 89708506 × 40 which equals 3588340240
+ 89708506 × 600 what gives us 53825103600
+ 89708506 × 6000 resulting in 538251036000
+ 89708506 × 70000 giving us 6279595420000
+ 89708506 × 900000 producing 80737655400000
+ 89708506 × 9000000 that results in 807376554000000
+ 89708506 × 90000000 that equals 8073765540000000

= 8968755368133864
