Alright, let's work through 6302623 times 21849913 step by step
6302623 × 21849913 = 21849913 × (6302623)
+ 21849913 × 3 giving us 65549739
+ 21849913 × 20 which equals 436998260
+ 21849913 × 600 giving us 13109947800
+ 21849913 × 2000 resulting in 43699826000
+ 21849913 × 00000 giving us 0
+ 21849913 × 300000 resulting in 6554973900000
+ 21849913 × 6000000 yielding 131099478000000

= 137711764221799
