Alright, let's work through 89996109 times 83374981 step by step
89996109 × 83374981 = 83374981 × (89996109)
+ 83374981 × 9 resulting in 750374829
+ 83374981 × 00 producing 0
+ 83374981 × 100 which equals 8337498100
+ 83374981 × 6000 producing 500249886000
+ 83374981 × 90000 that is equal 7503748290000
+ 83374981 × 900000 that is equal 75037482900000
+ 83374981 × 9000000 that results in 750374829000000
+ 83374981 × 80000000 which equals 6669998480000000

= 7503423877948929
