Alright, let's work through 20049228 times 45129385 step by step
20049228 × 45129385 = 45129385 × (20049228)
+ 45129385 × 8 that results in 361035080
+ 45129385 × 20 that is equal 902587700
+ 45129385 × 200 which equals 9025877000
+ 45129385 × 9000 producing 406164465000
+ 45129385 × 40000 that equals 1805175400000
+ 45129385 × 000000 producing 0
+ 45129385 × 0000000 that is equal 0
+ 45129385 × 20000000 that results in 902587700000000

= 904809329364780
