Alright, let's work through 27457647 times 7152476 step by step
27457647 × 7152476 = 7152476 × (27457647)
+ 7152476 × 7 producing 50067332
+ 7152476 × 40 giving us 286099040
+ 7152476 × 600 that results in 4291485600
+ 7152476 × 7000 that results in 50067332000
+ 7152476 × 50000 resulting in 357623800000
+ 7152476 × 400000 what gives us 2860990400000
+ 7152476 × 7000000 which equals 50067332000000
+ 7152476 × 20000000 yielding 143049520000000

= 196390161183972
