Alright, let's work through 27426105 times 19886973 step by step
27426105 × 19886973 = 19886973 × (27426105)
+ 19886973 × 5 producing 99434865
+ 19886973 × 00 that is equal 0
+ 19886973 × 100 what gives us 1988697300
+ 19886973 × 6000 giving us 119321838000
+ 19886973 × 20000 yielding 397739460000
+ 19886973 × 400000 which equals 7954789200000
+ 19886973 × 7000000 which equals 139208811000000
+ 19886973 × 20000000 producing 397739460000000

= 545422209630165
