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Composite

Q: Is 153 a prime or composite number?

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153 is composite. Its factors are 1, 3, 9, 17, 51, 153.

It is prime

86 is not a prime number, so is a composite.

No 168 is not a prime number it is a composite number

Prime.

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153 is composite. Its factors are 1, 3, 9, 17, 51, 153.

153 is a composite number. A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite.

Composite - it's exactly divisible by three. 1x153 and 3x51.

Composite

It is not a prime number, it is a composite number.

Only one method as I know is.... First figure out perfect square above 23341. i.e. 23409=153*153. Now, divide 23341 with all the prime numbers comes before 153. If 23341 cannot be divided with any of the prime number then this number will be a prime. If in case any one number divides completely 23341 then this will not a prime.

It is not a prime number, it is a composite number.

It is prime

86 is not a prime number, so is a composite.

It is a Prime number, and therefore not a composite number.211 is a prime number.

It is a prime number, and therefore not a composite number.211 is a prime number.

No 168 is not a prime number it is a composite number