Question

Explain why 7×11×13+13 and 7×6×5×4×3×2×1+5 composite numbers ​

Answer 1

Answer:

because they have only two factors one and itself

Answer 2

Answer:

Now 7×11×13+13= 1014. Since 1014 is divisible by numbers other than 1 and 1014 for eg it is divisible by 2,3 etc so it a composite number. Again 7×6×5×4×3×2×1+5= 5045. ... hence it is a composite number and not a prime.

Step-by-step explanation:

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