Alright, let's work through 49732961 times 72403763 step by step
49732961 × 72403763 = 72403763 × (49732961)
+ 72403763 × 1 resulting in 72403763
+ 72403763 × 60 which equals 4344225780
+ 72403763 × 900 that results in 65163386700
+ 72403763 × 2000 that equals 144807526000
+ 72403763 × 30000 which equals 2172112890000
+ 72403763 × 700000 which equals 50682634100000
+ 72403763 × 9000000 that results in 651633867000000
+ 72403763 × 40000000 which equals 2896150520000000

= 3600853521532243
