Alright, let's work through 98899742 times 38847109 step by step
98899742 × 38847109 = 38847109 × (98899742)
+ 38847109 × 2 that equals 77694218
+ 38847109 × 40 what gives us 1553884360
+ 38847109 × 700 that equals 27192976300
+ 38847109 × 9000 that results in 349623981000
+ 38847109 × 90000 producing 3496239810000
+ 38847109 × 800000 producing 31077687200000
+ 38847109 × 8000000 giving us 310776872000000
+ 38847109 × 90000000 that is equal 3496239810000000

= 3841969057545878
