Alright, let's work through 48130829 times 80914909 step by step
48130829 × 80914909 = 80914909 × (48130829)
+ 80914909 × 9 what gives us 728234181
+ 80914909 × 20 producing 1618298180
+ 80914909 × 800 producing 64731927200
+ 80914909 × 0000 producing 0
+ 80914909 × 30000 which equals 2427447270000
+ 80914909 × 100000 what gives us 8091490900000
+ 80914909 × 8000000 that is equal 647319272000000
+ 80914909 × 40000000 that equals 3236596360000000

= 3894501648629561
