Alright, let's work through 96419559 times 72100431 step by step
96419559 × 72100431 = 72100431 × (96419559)
+ 72100431 × 9 producing 648903879
+ 72100431 × 50 that is equal 3605021550
+ 72100431 × 500 what gives us 36050215500
+ 72100431 × 9000 yielding 648903879000
+ 72100431 × 10000 that equals 721004310000
+ 72100431 × 400000 what gives us 28840172400000
+ 72100431 × 6000000 that equals 432602586000000
+ 72100431 × 90000000 resulting in 6489038790000000

= 6951891760729929
