Let's calculate 8437 x 5309
8437 × 5309 = 5309 × (8437)
+ 5309 × 7 what gives us 37163
+ 5309 × 30 what gives us 159270
+ 5309 × 400 that results in 2123600
+ 5309 × 8000 what gives us 42472000

= 44792033
