No problem, we've got 7899 and 6653 to multiply
7899 × 6653 = 6653 × (7899)
+ 6653 × 9 that equals 59877
+ 6653 × 90 that is equal 598770
+ 6653 × 800 what gives us 5322400
+ 6653 × 7000 that results in 46571000

= 52552047
