No problem, we've got 97198147 and 39471702 to multiply
97198147 × 39471702 = 39471702 × (97198147)
+ 39471702 × 7 what gives us 276301914
+ 39471702 × 40 resulting in 1578868080
+ 39471702 × 100 which equals 3947170200
+ 39471702 × 8000 giving us 315773616000
+ 39471702 × 90000 producing 3552453180000
+ 39471702 × 100000 that is equal 3947170200000
+ 39471702 × 7000000 resulting in 276301914000000
+ 39471702 × 90000000 producing 3552453180000000

= 3836576293336194
