Alright, let's work through 81484482 times 11979272 step by step
81484482 × 11979272 = 11979272 × (81484482)
+ 11979272 × 2 which equals 23958544
+ 11979272 × 80 which equals 958341760
+ 11979272 × 400 that results in 4791708800
+ 11979272 × 4000 what gives us 47917088000
+ 11979272 × 80000 what gives us 958341760000
+ 11979272 × 400000 that is equal 4791708800000
+ 11979272 × 1000000 that equals 11979272000000
+ 11979272 × 80000000 that results in 958341760000000

= 976124773657104
