Alright, let's work through 45420453 times 37088290 step by step
45420453 × 37088290 = 37088290 × (45420453)
+ 37088290 × 3 resulting in 111264870
+ 37088290 × 50 that is equal 1854414500
+ 37088290 × 400 that is equal 14835316000
+ 37088290 × 0000 yielding 0
+ 37088290 × 20000 producing 741765800000
+ 37088290 × 400000 that results in 14835316000000
+ 37088290 × 5000000 that results in 185441450000000
+ 37088290 × 40000000 what gives us 1483531600000000

= 1684566932795370
