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Single Curio View: (Seek other curios for this number) 98639 is the smallest nonpalindromic prime p such that sigma(p) = sigma(reversal(p)). Note that the next such prime is greater than 10^8. [Firoozbakht]
Submitted: 20040828 08:15:14; Last Modified: 20080130 11:28:00.
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