19283...38291 (33-digits)

This number is a prime.

192 8374656473 8291928374 6564738291

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The smallest palindromic prime of the form (10^(16*x)-1)*6363636430/3300000033+1 (here, x = 2). The next palindromic prime of this form is at x = 2^3.

Submitted: 2010-11-18 21:45:29; Last Modified: 2010-11-19 00:12:28.