No problem, we've got 3439 and 7829 to multiply
3439 × 7829 = 7829 × (3439)
+ 7829 × 9 resulting in 70461
+ 7829 × 30 that equals 234870
+ 7829 × 400 what gives us 3131600
+ 7829 × 3000 which equals 23487000

= 26923931
