No problem, we've got 7779471 and 52478162 to multiply
7779471 × 52478162 = 52478162 × (7779471)
+ 52478162 × 1 producing 52478162
+ 52478162 × 70 that equals 3673471340
+ 52478162 × 400 that equals 20991264800
+ 52478162 × 9000 what gives us 472303458000
+ 52478162 × 70000 that results in 3673471340000
+ 52478162 × 700000 resulting in 36734713400000
+ 52478162 × 7000000 giving us 367347134000000

= 408252339412302
