We're going to solve 66842663 multiplied by 81997196
66842663 × 81997196 = 81997196 × (66842663)
+ 81997196 × 3 what gives us 245991588
+ 81997196 × 60 that is equal 4919831760
+ 81997196 × 600 that results in 49198317600
+ 81997196 × 2000 that results in 163994392000
+ 81997196 × 40000 that equals 3279887840000
+ 81997196 × 800000 that results in 65597756800000
+ 81997196 × 6000000 that results in 491983176000000
+ 81997196 × 60000000 what gives us 4919831760000000

= 5480910939172948
