1907
This number is a prime.
Single Curio View: (Seek other curios for this number)
1907^1907 - 1906^1906 is prime. It is the smallest
four-digit number with this property. [Bajpai]
Submitted: 2013-04-02 12:04:38; Last Modified: 2019-01-01 17:02:55.
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