4013
This number is a prime.
Just showing those entries submitted by 'Ikemoto': (Click here to show all)
10000-4013 = 5987, 100000-4013 = 95987, 1000000-4013 = 995987, and 10000000-4013 = 9995987 are primes. This is the
largest four-digit prime with this property. [Ikemoto]
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