97313179
This number is a prime.
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97:31:31:79 is the longest emirp duration that along with
its reversal (97:13:13:79) can both be timed on a
seven-segment digital chronometer stopwatch simultaneously
in emirp hours, emirp minutes, emirp seconds, and emirp
hundredths of a second. [Beedassy]
Submitted: 2010-02-17 15:09:57; Last Modified: 2010-02-18 02:31:54.
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