Number Trivia

Can you find out which number multiplied by itself will give the output as 12345678987654321?




Similar Riddles

Thirty friends were on a hiking trip when they decided to enjoy the bonfire. They assembled for it and agreed to play a game. For that, they divided themselves into five teams with seven members each, forming five rows.

How did they manage to achieve this formation?

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Replace the question mark with the correct number in the below-given picture?

Number Riddle

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I went to the bookshop and spent one-half of the money that was in my purse.

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A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

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How come ?

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Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

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Can you find out the number of the parking space in which the car is parked?

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Why is a river so rich ?

Rich River Riddle

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There was a kingdom in which the king had no heir to take over his thrown. Even the queen was dead and he himself was on the verge of dying. He thought about it and then summoned all of the teenagers. He gave one seed each to all of them and asked them to grow the plant. He announced that the one with the most beautiful plant will become the king/queen of the empire after the death of the king.

After a month, all of them were called. The king looked at all of the plants but announced the girl with an empty pot as the queen of the empire. Why?

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By what process could you make a 'Tea-Table' into food?

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Amazing Facts

Crossword

The day before the 1996 U.S. presidential election, the NYT Crossword contained the clue “Lead story in tomorrow’s newspaper,” the puzzle was built so that both electoral outcomes were correct answers, requiring 7 other clues to have dual responses.