No problem, we've got 9707387 and 71716193 to multiply
9707387 × 71716193 = 71716193 × (9707387)
+ 71716193 × 7 that equals 502013351
+ 71716193 × 80 producing 5737295440
+ 71716193 × 300 giving us 21514857900
+ 71716193 × 7000 that results in 502013351000
+ 71716193 × 00000 that results in 0
+ 71716193 × 700000 which equals 50201335100000
+ 71716193 × 9000000 yielding 645445737000000

= 696176839617691
