Alright, let's work through 16316597 times 21141965 step by step
16316597 × 21141965 = 21141965 × (16316597)
+ 21141965 × 7 yielding 147993755
+ 21141965 × 90 yielding 1902776850
+ 21141965 × 500 resulting in 10570982500
+ 21141965 × 6000 that results in 126851790000
+ 21141965 × 10000 which equals 211419650000
+ 21141965 × 300000 that is equal 6342589500000
+ 21141965 × 6000000 resulting in 126851790000000
+ 21141965 × 10000000 giving us 211419650000000

= 344964922693105
