No problem, we've got 5379 and 5315 to multiply
5379 × 5315 = 5315 × (5379)
+ 5315 × 9 giving us 47835
+ 5315 × 70 resulting in 372050
+ 5315 × 300 giving us 1594500
+ 5315 × 5000 that is equal 26575000

= 28589385
