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7 ×11 × 13 + 7 is a composite number or a prime number |
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Answer» Composit number because composit x composit = composit . Also primr x composit = composit 7×11×13+7=7(1×11×13+1) 7(243+1)7×2447×2×2×61It has more than two factor so it is a composite number 7×11×13+7=7(11×13+1)=7×144Therefore the given number is product of 7 and 144 . So it\'s a composite number. |
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