This number is a prime.
Single Curio View: (Seek other curios for this number)419 is a Sophie Germain prime, since 2 * 419 + 1 = 839, which is prime. Note that it is the 22nd Sophie Germain prime, and 22 = 2 * 11 is the product of two Sophie Germain primes. [Carmichael]
Submitted: 2004-10-25 05:53:46; Last Modified: 2008-01-30 11:28:00.
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