Alright, let's work through 42545402 times 89837071 step by step
42545402 × 89837071 = 89837071 × (42545402)
+ 89837071 × 2 producing 179674142
+ 89837071 × 00 that is equal 0
+ 89837071 × 400 which equals 35934828400
+ 89837071 × 5000 which equals 449185355000
+ 89837071 × 40000 what gives us 3593482840000
+ 89837071 × 500000 producing 44918535500000
+ 89837071 × 2000000 that is equal 179674142000000
+ 89837071 × 40000000 that equals 3593482840000000

= 3822154300197542
