Let's calculate 3987 x 8730
3987 × 8730 = 8730 × (3987)
+ 8730 × 7 that is equal 61110
+ 8730 × 80 what gives us 698400
+ 8730 × 900 that equals 7857000
+ 8730 × 3000 resulting in 26190000

= 34806510
