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All numbers ending in 3 are prime?

Updated: 5/14/2023
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Lbui3

Lvl 1
14y ago

Best Answer

Many, but not all.

An example is 93. 93 is equal to 31x3 and not only 93x1.

Another example is 63. 63 is equal to 21x3 and not only 63x1.

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Wiki User

14y ago
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Q: All numbers ending in 3 are prime?
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