Alright, let's work through 38877929 times 52790377 step by step
38877929 × 52790377 = 52790377 × (38877929)
+ 52790377 × 9 producing 475113393
+ 52790377 × 20 which equals 1055807540
+ 52790377 × 900 giving us 47511339300
+ 52790377 × 7000 that results in 369532639000
+ 52790377 × 70000 producing 3695326390000
+ 52790377 × 800000 what gives us 42232301600000
+ 52790377 × 8000000 which equals 422323016000000
+ 52790377 × 30000000 that equals 1583711310000000

= 2052380528889233
