No problem, we've got 9665 and 7639 to multiply
9665 × 7639 = 7639 × (9665)
+ 7639 × 5 that results in 38195
+ 7639 × 60 that is equal 458340
+ 7639 × 600 giving us 4583400
+ 7639 × 9000 resulting in 68751000

= 73830935
