Hard Series

What is the next number in this series?

4,12,84,3612....




Similar Riddles

How can a man go eight days without sleep?

Asked by Neha on 11 Mar 2024


What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

Asked by Neha on 08 Feb 2024

I have a big mouth and I am also quite loud! I am NOT a gossip but I do get involved with everyone's dirty business.

Asked by Neha on 24 Apr 2026


If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

Asked by Neha on 16 Jan 2021

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

Asked by Neha on 05 Sep 2025

A dead body is found outside a multi-story multinational company. The case is reported and a homicide detective is called on the crime scene.

He looks at the body and then towards the building. From the position of the body, it is evident that the victim committed suicide. He goes to the first floor of the building and then walks in the direction of the dead body, opens the window and toss a coin in the air.

He goes to second floor and again repeats the process. He keeps doing this till he is done on all the floors. Then he returns back to the floor and tells his team that it is a murder.

How in heaven did he deduce that?

Asked by Neha on 10 Sep 2021


What has many teeth, but cannot bite?

Asked by Neha on 15 Jul 2025

John has eleven friends. He has a bowl containing eleven apples. Now He wants to divide the eleven apples among his friends, in such a way that an apple should remain in his bowl.
How can He do it?

Asked by Neha on 05 Mar 2025

How is the moon similar to a dollar?

Asked by Neha on 26 Sep 2023


Rectify the following equality 101 - 102 = 1 by moving just one digit.

Mathematical Signs Magic

Asked by Neha on 08 Mar 2021

Hot Articles

Amazing Facts

Crossword puzzles

In the 1920s, people feared that crossword puzzles would contribute to illiteracy.