Alright, let's work through 61680975 times 31888430 step by step
61680975 × 31888430 = 31888430 × (61680975)
+ 31888430 × 5 that equals 159442150
+ 31888430 × 70 which equals 2232190100
+ 31888430 × 900 resulting in 28699587000
+ 31888430 × 0000 that is equal 0
+ 31888430 × 80000 yielding 2551074400000
+ 31888430 × 600000 resulting in 19133058000000
+ 31888430 × 1000000 giving us 31888430000000
+ 31888430 × 60000000 what gives us 1913305800000000

= 1966909453619250
