Alright, let's work through 87964572 times 44124905 step by step
87964572 × 44124905 = 44124905 × (87964572)
+ 44124905 × 2 giving us 88249810
+ 44124905 × 70 resulting in 3088743350
+ 44124905 × 500 giving us 22062452500
+ 44124905 × 4000 giving us 176499620000
+ 44124905 × 60000 which equals 2647494300000
+ 44124905 × 900000 that results in 39712414500000
+ 44124905 × 7000000 that is equal 308874335000000
+ 44124905 × 80000000 what gives us 3529992400000000

= 3881428382865660
