Q: What is the smallest composite number that has the five smallest prime numbers as factors?

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Just multiply the first three prime numbers together.

All numbers have factors. Some factors are prime numbers, some are composite numbers. A factor that is a composite number is a composite factor.

Incorrect. Square numbers are composite and have an odd number of factors.

If it is a composite number, it is divisible by at least one prime number.

All composite numbers have more than two factors whereas prime numbers have only two factors

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Ah, what a lovely question! The smallest composite number is 4. You see, composite numbers are numbers that have more than two factors, and 4 can be divided by 1, 2, and 4. It may be small, but it plays an important role in the world of numbers.

27720

Just multiply the first five prime numbers! 2x3x5x7x11 = 6x35x11 = 210x11 = 2310. Any multiple of this number "has the first five prime numbers as factors", but 2310 is the smallest such number.

If the number is a product of two composite numbers, it must be 16, which is the product of 4 and 4. The prime factors of 16 are 2, 2, 2, and 2. The smallest composite number is 4, so the smallest possible product of two composite numbers is 4 x 4 = 16.

Just multiply the first three prime numbers together.

4 is the smallest composite number and it is not divisible by the two given numbers.

All numbers have factors. Some factors are prime numbers, some are composite numbers. A factor that is a composite number is a composite factor.

All composite numbers have more than 2 factors whereas prime numbers have only 2 factors

41 is a prime number. It has no composite numbers as factors.

The least 1 digit number that is composite is 4. It is because all numbers before that are prime.

Incorrect. Square numbers are composite and have an odd number of factors.

Any number that has more than two factors is a composite number