Alright, let's work through 63642921 times 31813624 step by step
63642921 × 31813624 = 31813624 × (63642921)
+ 31813624 × 1 yielding 31813624
+ 31813624 × 20 which equals 636272480
+ 31813624 × 900 that equals 28632261600
+ 31813624 × 2000 that equals 63627248000
+ 31813624 × 40000 that results in 1272544960000
+ 31813624 × 600000 what gives us 19088174400000
+ 31813624 × 3000000 giving us 95440872000000
+ 31813624 × 60000000 that results in 1908817440000000

= 2024711958955704
