Alright, let's work through 61729315 times 73539338 step by step
61729315 × 73539338 = 73539338 × (61729315)
+ 73539338 × 5 that equals 367696690
+ 73539338 × 10 giving us 735393380
+ 73539338 × 300 giving us 22061801400
+ 73539338 × 9000 which equals 661854042000
+ 73539338 × 20000 which equals 1470786760000
+ 73539338 × 700000 yielding 51477536600000
+ 73539338 × 1000000 that is equal 73539338000000
+ 73539338 × 60000000 that is equal 4412360280000000

= 4539532960293470
