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basant
basant asked in Science & MathematicsMathematics · 6 months ago

Helllp plzzzz?

Identify the number below as either a prime number or a composite number. If it is composite, give one prime divisor (factor) other than the number itself and 

1

. If it is prime, answer "DNE."

23

Composite

Prime

3 Answers

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  • David
    Lv 7
    6 months ago

    23 is a prime number because it has only two factors which are 23 and 1

  • ted s
    Lv 7
    6 months ago

    "besant "......to check if A is prime you only need to consider the primes ≤ √A......here 2 & 3...ex: 29 is prime since √29 < 6 and 2,3,5 are not factors of 29....53 is prime since √53 < 8 and 2,3,5,7are not factors of 53

  • Jim
    Lv 7
    6 months ago

    The first few Primes are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37

    So 23 is a Prime Number

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