Can you fill the blank with the correct number?

6 30 870 756030 _____

A very interesting trivia question for all.

Why do men's shirts have their buttons on the right side and women's have buttons on the left-hand side?

I am quite hot but become too cold if you remove the first two letters. What am I?

Which five letter word can be added at the end of below word to form a
valid word?

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This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?

How is the moon similar to a dollar?

What seven-letter word has hundreds of letters in it?

While sitting in the Car, John suddenly finds that one of the wheels was missing. John noticed that a killer is approaching towards him. John cannot get out of the car.

How will John escape?

A donkey is behind another donkey
I'm behind that second donkey
But there is a whole nation behind me

It is a murder you can describe in a word.

The captain of a ship was telling this interesting story: "We travelled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly." How can that be possible?