No problem, we've got 80099955 and 76143458 to multiply
80099955 × 76143458 = 76143458 × (80099955)
+ 76143458 × 5 that results in 380717290
+ 76143458 × 50 that equals 3807172900
+ 76143458 × 900 what gives us 68529112200
+ 76143458 × 9000 producing 685291122000
+ 76143458 × 90000 yielding 6852911220000
+ 76143458 × 000000 resulting in 0
+ 76143458 × 0000000 that equals 0
+ 76143458 × 80000000 yielding 6091476640000000

= 6099087559344390
