No problem, we've got 21241248 and 49476753 to multiply
21241248 × 49476753 = 49476753 × (21241248)
+ 49476753 × 8 what gives us 395814024
+ 49476753 × 40 that is equal 1979070120
+ 49476753 × 200 that is equal 9895350600
+ 49476753 × 1000 that is equal 49476753000
+ 49476753 × 40000 that is equal 1979070120000
+ 49476753 × 200000 which equals 9895350600000
+ 49476753 × 1000000 that results in 49476753000000
+ 49476753 × 20000000 producing 989535060000000

= 1050947980707744
