Alright, let's work through 42973997 times 90162483 step by step
42973997 × 90162483 = 90162483 × (42973997)
+ 90162483 × 7 what gives us 631137381
+ 90162483 × 90 producing 8114623470
+ 90162483 × 900 which equals 81146234700
+ 90162483 × 3000 producing 270487449000
+ 90162483 × 70000 which equals 6311373810000
+ 90162483 × 900000 that is equal 81146234700000
+ 90162483 × 2000000 that equals 180324966000000
+ 90162483 × 40000000 resulting in 3606499320000000

= 3874642273954551
