# Often asked: Is 72 A Prime Or Composite Number?

Is 72 a prime number? “No, 72 is not a prime number.” Since 72 has more than 2 factors i.e. 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, it is a composite number.

## Is 73 prime or composite yes or no?

Yes, 73 is a prime number. The number 73 is divisible only by 1 and the number itself. For a number to be classified as a prime number, it should have exactly two factors. Since 73 has exactly two factors, i.e. 1 and 73, it is a prime number.

## Is 71 prime or composite yes or no?

Yes, 71 is a prime number. The number 71 is divisible only by 1 and the number itself. For a number to be classified as a prime number, it should have exactly two factors. Since 71 has exactly two factors, i.e. 1 and 71, it is a prime number.

## Is 70 a prime or composite number?

Yes, since 70 has more than two factors i.e. 1, 2, 5, 7, 10, 14, 35, 70. In other words, 70 is a composite number because 70 has more than 2 factors.

## Is 74 composite or prime number?

Yes, since 74 has more than two factors i.e. 1, 2, 37, 74. In other words, 74 is a composite number because 74 has more than 2 factors.

## How is 73 a prime number?

For 73, the answer is: yes, 73 is a prime number because it has only two distinct divisors: 1 and itself (73). As a consequence, 73 is only a multiple of 1 and 73.

## Is 75 a composite?

Is 75 a Composite Number? Yes, since 75 has more than two factors i.e. 1, 3, 5, 15, 25, 75. In other words, 75 is a composite number because 75 has more than 2 factors.

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## What is not a prime number?

Definition: A prime number is a whole number with exactly two integral divisors, 1 and itself. The number 1 is not a prime, since it has only one divisor. The number 4 is not prime, since it has three divisors ( 1, 2, and 4 ), and 6 is not prime, since it has four divisors ( 1, 2, 3, and 6 ).

## Is 81 a composite?

Yes, since 81 has more than two factors i.e. 1, 3, 9, 27, 81. In other words, 81 is a composite number because 81 has more than 2 factors.

## What are prime and composites?

Prime & Composite Numbers. A prime number has only two factors, itself and one. A composite number has at least three factors, and sometimes a lot more.

## What are the factors of 70?

Factors of 70

• Factors of 70: 1, 2, 5, 7, 10, 14, 35 and 70.
• Negative Factors of 70: -1, -2, -5, -7, -10, -14, -35 and -70.
• Prime Factors of 70: 2, 5, 7.
• Prime Factorization of 70: 2 × 5 × 7 = 2 × 5 × 7.
• Sum of Factors of 70: 144.

## Is 64 prime or composite?

Yes, since 64 has more than two factors i.e. 1, 2, 4, 8, 16, 32, 64. In other words, 64 is a composite number because 64 has more than 2 factors.

## Is 78 a composite number?

Yes, since 78 has more than two factors i.e. 1, 2, 3, 6, 13, 26, 39, 78. In other words, 78 is a composite number because 78 has more than 2 factors.

## Is 76 composite or prime?

Is 76 a Composite Number? Yes, since 76 has more than two factors i.e. 1, 2, 4, 19, 38, 76. In other words, 76 is a composite number because 76 has more than 2 factors.

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## How is 83 a prime number?

Yes, 83 is a prime number. The number 83 is divisible only by 1 and the number itself. Since 83 has exactly two factors, i.e. 1 and 83, it is a prime number.

## Is 61 a prime numbers?

61 is: the 18th prime number. a twin prime with 59.