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### What is the lowest odd prime number...?

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```   3
```
##### Explanation

This question is about "What is the lowest odd prime number"

```Prime Number
```

A number is called prime number which have two positive divisors, one and itself i.e 2, 3, 5, 7, ... Also notice that prime number are greater than 1 and start from 2. Therefore prime number are start from 2 so ignore -2 and -3. Because they are not prime number.

```Lowest Odd Prime Number
```

Now over question is about the lowest odd prime number. When we see prime number list 2 is even. We should also remember this 2 is the only prime number which is even number. Becuase 2 is even prime number therefore the odd prime number are start as 3, 5, 7, 11, ... and 3 is lowest from them.

3 is the lowest prime number.

###### Find a large number "A" is prime number or not (MATH PRIME NUMBER SHORTCUT TRICK By using Square Root method)

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##### SHORTCUT TRICKS (Division)
• Divisible by 2 Shortcut trick
• Divisible by 3 Shortcut trick
• Divisible by 4 Shortcut trick
• Divisible by 5 Shortcut trick
• Divisible by 6 Shortcut trick
• Divisible by 7 Shortcut trick
• Divisible by 8 Shortcut trick
• Divisible by 9 Shortcut trick
• Divisible by 10 Shortcut trick