Alright, let's work through 29916885 times 89961680 step by step
29916885 × 89961680 = 89961680 × (29916885)
+ 89961680 × 5 that results in 449808400
+ 89961680 × 80 that is equal 7196934400
+ 89961680 × 800 that results in 71969344000
+ 89961680 × 6000 which equals 539770080000
+ 89961680 × 10000 giving us 899616800000
+ 89961680 × 900000 that equals 80965512000000
+ 89961680 × 9000000 producing 809655120000000
+ 89961680 × 20000000 which equals 1799233600000000

= 2691373234966800
