A prime number is a positive integer such that the only integers which evenly divide it are 1 and itself.
For example, 7 is prime because only 1 and 7 divide it evenly.
The sequence of prime numbers begins thus:
2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97 ...
And there are infinitely many of them.
http://en.wikipedia.org/wiki/Prime_number
2006-11-27 11:28:26
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answer #1
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answered by Anonymous
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A prime number is a number that can only be divided by 1 and itself.
A few off of the top of my head are: 2, 3, 5, 7, 11
2006-11-27 19:35:34
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answer #2
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answered by Maddi 2
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A prime number is a number that can only be divided by one and itself.
1 is defined not to be prime.
Examples are 2,3,5,7,9,11,13,17,19
Note all evens outside of 2 are not prime.
2006-11-27 19:30:22
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answer #3
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answered by af12af3af 2
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a prime number is a number that can only be divided by 1 and itself
2006-11-27 19:33:20
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answer #4
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answered by RrcT09 2
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all of the above are correct. But remember, 1 is NOT a prime number (:
2006-11-27 19:29:46
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answer #5
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answered by ViVo (: 2
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divided by 1 or itself.
1 3 5 7 11 13 19....
2006-11-27 19:34:24
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answer #6
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answered by apolloK♫ 4
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A number divisable only by one and itself. Ex 13, 7, 17, 23
2006-11-27 19:31:20
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answer #7
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answered by DRM 2
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a prime number is a number that has 1 and itself as its factors
2006-11-27 19:28:57
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answer #8
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answered by 7
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A positive number whose only factors are 1 and itself.
2006-11-27 19:31:10
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answer #9
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answered by Anonymous
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a number that can only be divided by itself and 1.
ex.
1
3
5
7
11
13
17
19
23
these numbers are only divisible by themselves and one.
2006-11-27 19:34:31
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answer #10
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answered by ? 5
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