We're going to solve 87455869 multiplied by 13026093
87455869 × 13026093 = 13026093 × (87455869)
+ 13026093 × 9 what gives us 117234837
+ 13026093 × 60 what gives us 781565580
+ 13026093 × 800 that is equal 10420874400
+ 13026093 × 5000 that results in 65130465000
+ 13026093 × 50000 producing 651304650000
+ 13026093 × 400000 producing 5210437200000
+ 13026093 × 7000000 resulting in 91182651000000
+ 13026093 × 80000000 resulting in 1042087440000000

= 1139208282989817
