Alright, let's work through 23297047 times 71345239 step by step
23297047 × 71345239 = 71345239 × (23297047)
+ 71345239 × 7 giving us 499416673
+ 71345239 × 40 which equals 2853809560
+ 71345239 × 000 producing 0
+ 71345239 × 7000 that results in 499416673000
+ 71345239 × 90000 what gives us 6421071510000
+ 71345239 × 200000 which equals 14269047800000
+ 71345239 × 3000000 that is equal 214035717000000
+ 71345239 × 20000000 what gives us 1426904780000000

= 1662133386209233
