Alright, let's work through 63489300 times 26858989 step by step
63489300 × 26858989 = 26858989 × (63489300)
+ 26858989 × 0 resulting in 0
+ 26858989 × 00 producing 0
+ 26858989 × 300 that is equal 8057696700
+ 26858989 × 9000 what gives us 241730901000
+ 26858989 × 80000 giving us 2148719120000
+ 26858989 × 400000 giving us 10743595600000
+ 26858989 × 3000000 which equals 80576967000000
+ 26858989 × 60000000 that equals 1611539340000000

= 1705258410317700
