No problem, we've got 5921 and 9972 to multiply
5921 × 9972 = 9972 × (5921)
+ 9972 × 1 what gives us 9972
+ 9972 × 20 what gives us 199440
+ 9972 × 900 which equals 8974800
+ 9972 × 5000 that results in 49860000

= 59044212
