explain why 2 * 3 * 5 * 7 + 27 and 3 * 7 * 11 + 19 are composite numbers.

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- May 18th 2010, 10:29 PMsaha.subhamreal number problem
explain why 2 * 3 * 5 * 7 + 27 and 3 * 7 * 11 + 19 are composite numbers.

- May 19th 2010, 12:15 AMkompik
- May 19th 2010, 02:00 AMsaha.subham
i have to show these numbers ae product of prime numbers but i am unable to do so because of the addition numbers