4
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I want to share a question that is created by myself.

I will give a hint in 24 hours and my answer in 3 days given that nobody could answer my question.

Here is my number sequence:

1441,2882,5764,?,103840

If you guys want some extremely challenging questions. Please check these two questions posted by me.

Number sequences: 000, X00... and 6X000X9, 700XX08

What are the alphabets in the question mark?

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10
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The answer is:

$10439$

Because

If we sum the number and its reverse, we have the next number.
Hence $5764+4675=10439$

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  • $\begingroup$ Yes correct, congrats. $\endgroup$ – LETTERKING May 17 at 5:43

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