Alright, let's work through 29976900 times 28534842 step by step
29976900 × 28534842 = 28534842 × (29976900)
+ 28534842 × 0 which equals 0
+ 28534842 × 00 yielding 0
+ 28534842 × 900 resulting in 25681357800
+ 28534842 × 6000 which equals 171209052000
+ 28534842 × 70000 that results in 1997438940000
+ 28534842 × 900000 that equals 25681357800000
+ 28534842 × 9000000 resulting in 256813578000000
+ 28534842 × 20000000 that is equal 570696840000000

= 855386105149800
