Alright, let's work through 40033903 times 43313542 step by step
40033903 × 43313542 = 43313542 × (40033903)
+ 43313542 × 3 that results in 129940626
+ 43313542 × 00 which equals 0
+ 43313542 × 900 that is equal 38982187800
+ 43313542 × 3000 that equals 129940626000
+ 43313542 × 30000 that equals 1299406260000
+ 43313542 × 000000 producing 0
+ 43313542 × 0000000 which equals 0
+ 43313542 × 40000000 that equals 1732541680000000

= 1734010139014426
