No problem, we've got 60699379 and 80390145 to multiply
60699379 × 80390145 = 80390145 × (60699379)
+ 80390145 × 9 that equals 723511305
+ 80390145 × 70 that results in 5627310150
+ 80390145 × 300 which equals 24117043500
+ 80390145 × 9000 that equals 723511305000
+ 80390145 × 90000 that is equal 7235113050000
+ 80390145 × 600000 yielding 48234087000000
+ 80390145 × 0000000 that results in 0
+ 80390145 × 60000000 that results in 4823408700000000

= 4879631879219955
