Alright, let's work through 64246864 times 48343705 step by step
64246864 × 48343705 = 48343705 × (64246864)
+ 48343705 × 4 which equals 193374820
+ 48343705 × 60 what gives us 2900622300
+ 48343705 × 800 that is equal 38674964000
+ 48343705 × 6000 that results in 290062230000
+ 48343705 × 40000 resulting in 1933748200000
+ 48343705 × 200000 that results in 9668741000000
+ 48343705 × 4000000 that results in 193374820000000
+ 48343705 × 60000000 what gives us 2900622300000000

= 3105931440391120
