Alright, let's work through 87111004 times 38763428 step by step
87111004 × 38763428 = 38763428 × (87111004)
+ 38763428 × 4 yielding 155053712
+ 38763428 × 00 which equals 0
+ 38763428 × 000 yielding 0
+ 38763428 × 1000 that results in 38763428000
+ 38763428 × 10000 that results in 387634280000
+ 38763428 × 100000 that is equal 3876342800000
+ 38763428 × 7000000 producing 271343996000000
+ 38763428 × 80000000 that equals 3101074240000000

= 3376721131561712
