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(just those submitted by Gupta)
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Just showing those entries submitted by 'Gupta': (Click here to show all)

+ The largest prime factor of smallest palindromic Carmichael number (101101). [Gupta]

+ The smallest odd prime which can be represented as the sum of a square and its reverse, i.e., 100 + 001 = 101. [Gupta]

+ Smallest prime whose every power contain the digit zero in it. [Gupta]




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