Alright, let's work through 29990379 times 79704618 step by step
29990379 × 79704618 = 79704618 × (29990379)
+ 79704618 × 9 yielding 717341562
+ 79704618 × 70 what gives us 5579323260
+ 79704618 × 300 producing 23911385400
+ 79704618 × 0000 that is equal 0
+ 79704618 × 90000 giving us 7173415620000
+ 79704618 × 900000 that results in 71734156200000
+ 79704618 × 9000000 resulting in 717341562000000
+ 79704618 × 20000000 what gives us 1594092360000000

= 2390371701870222
