No problem, we've got 7531 and 9157 to multiply
7531 × 9157 = 9157 × (7531)
+ 9157 × 1 what gives us 9157
+ 9157 × 30 that results in 274710
+ 9157 × 500 which equals 4578500
+ 9157 × 7000 which equals 64099000

= 68961367
