Alright, let's work through 20423026 times 62375902 step by step
20423026 × 62375902 = 62375902 × (20423026)
+ 62375902 × 6 what gives us 374255412
+ 62375902 × 20 that results in 1247518040
+ 62375902 × 000 that is equal 0
+ 62375902 × 3000 resulting in 187127706000
+ 62375902 × 20000 that is equal 1247518040000
+ 62375902 × 400000 which equals 24950360800000
+ 62375902 × 0000000 that is equal 0
+ 62375902 × 20000000 producing 1247518040000000

= 1273904668319452
