No problem, we've got 47809797 and 99155354 to multiply
47809797 × 99155354 = 99155354 × (47809797)
+ 99155354 × 7 which equals 694087478
+ 99155354 × 90 which equals 8923981860
+ 99155354 × 700 producing 69408747800
+ 99155354 × 9000 producing 892398186000
+ 99155354 × 00000 that is equal 0
+ 99155354 × 800000 which equals 79324283200000
+ 99155354 × 7000000 what gives us 694087478000000
+ 99155354 × 40000000 giving us 3966214160000000

= 4740597346203138
