No problem, we've got 1542 and 9015 to multiply
1542 × 9015 = 9015 × (1542)
+ 9015 × 2 what gives us 18030
+ 9015 × 40 that equals 360600
+ 9015 × 500 yielding 4507500
+ 9015 × 1000 which equals 9015000

= 13901130
