Alright, let's work through 29798470 times 98485678 step by step
29798470 × 98485678 = 98485678 × (29798470)
+ 98485678 × 0 that results in 0
+ 98485678 × 70 that is equal 6893997460
+ 98485678 × 400 that results in 39394271200
+ 98485678 × 8000 resulting in 787885424000
+ 98485678 × 90000 that equals 8863711020000
+ 98485678 × 700000 that is equal 68939974600000
+ 98485678 × 9000000 that is equal 886371102000000
+ 98485678 × 20000000 which equals 1969713560000000

= 2934722521312660
