Show that 2821 is a Carmichael number.

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Discrete Mathematics and Its Applications

ISBN: 978-0073383095

7th edition

Authors: Kenneth H. Rosen

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Question Posted: May 02, 2016 12:25 PM

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a) Use Exercise 48 to show that every integer of the form (6m + 1)(12m + 1)(18m + 1), where m is a positive integer and 6m + 1, 12m + 1, and 18m + 1 are all primes, is a Carmichael number. b) Use...
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Show that 2821 is a Carmichael number.

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We factor 2821 71331 We must show that this number ...View the full answer

Discrete Mathematics and Its Applications

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