Alright, let's work through 45817520 times 98218542 step by step
45817520 × 98218542 = 98218542 × (45817520)
+ 98218542 × 0 which equals 0
+ 98218542 × 20 giving us 1964370840
+ 98218542 × 500 giving us 49109271000
+ 98218542 × 7000 giving us 687529794000
+ 98218542 × 10000 which equals 982185420000
+ 98218542 × 800000 giving us 78574833600000
+ 98218542 × 5000000 that is equal 491092710000000
+ 98218542 × 40000000 what gives us 3928741680000000

= 4500130012455840
