No problem, we've got 7173 and 7539 to multiply
7173 × 7539 = 7539 × (7173)
+ 7539 × 3 which equals 22617
+ 7539 × 70 that is equal 527730
+ 7539 × 100 which equals 753900
+ 7539 × 7000 producing 52773000

= 54077247
