No problem, we've got 9972 and 2807 to multiply
9972 × 2807 = 2807 × (9972)
+ 2807 × 2 resulting in 5614
+ 2807 × 70 resulting in 196490
+ 2807 × 900 that results in 2526300
+ 2807 × 9000 yielding 25263000

= 27991404
