Alright, let's work through 2390 times 1039 step by step
2390 × 1039 = 1039 × (2390)
+ 1039 × 0 producing 0
+ 1039 × 90 that equals 93510
+ 1039 × 300 producing 311700
+ 1039 × 2000 resulting in 2078000

= 2483210
