No problem, we've got 27019979 and 8680021 to multiply
27019979 × 8680021 = 8680021 × (27019979)
+ 8680021 × 9 giving us 78120189
+ 8680021 × 70 that equals 607601470
+ 8680021 × 900 what gives us 7812018900
+ 8680021 × 9000 that is equal 78120189000
+ 8680021 × 10000 resulting in 86800210000
+ 8680021 × 000000 giving us 0
+ 8680021 × 7000000 what gives us 60760147000000
+ 8680021 × 20000000 producing 173600420000000

= 234533985139559
