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Which of these numbers is prime? large 11, 15, 21, 27, 56
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Which of these numbers is prime? large 11, 15, 21, 27, 56
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Jul 7, 2017
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Which of these numbers is prime? large 11, 15, 21, 27, 56
Mathematics
high-school
Omiod
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11 because only 1 times 11 = 11 and it has no other factors
Dolf Andringa
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Jul 10, 2017
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Dolf Andringa
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11 is the only prime number. It's only multiples are 1 and itself
Japzone
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Jul 12, 2017
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