answersLogoWhite

0

Subjects>Math>Basic Math

Is a composite number times a composite number always composite?

Updated: 4/28/2022
User Avatar

Wiki User

 ∙ 8y ago
Best Answer

Yes. To be composite, the first number has at least 2 prime factors, the second number also has at least prime factors; the product of the two will have at least 4 prime factors, so it must be a composite number.

User Avatar

Wiki User

 ∙ 8y ago

Still curious? Ask our experts.

Chat with our AI personalities

LaoLao
The path is yours to walk; I am only here to hold up a mirror.
Chat with Lao
BlakeBlake
As your older brother, I've been where you are—maybe not exactly, but close enough.
Chat with Blake
JudyJudy
Simplicity is my specialty.
Chat with Judy
More answers
User Avatar

Wiki User

 ∙ 8y ago

Yes, it has to be.

User Avatar
User Avatar

Wiki User

 ∙ 8y ago

Yes.

User Avatar

Add your answer:

Earn +20 pts
Q: Is a composite number times a composite number always composite?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Continue Learning about Basic Math

Why will a prime number times a prime number always equal a composite number?

the two prime numbers will be factors of that number, which would make that number a composite number

A composite number times a prime number is?

Composite.

Is the sum of any two prime numbers always a composite number?

The sum of any two prime numbers is not always a composite number. The sum of 2 and 11 is 13, and 13 is a prime number, not a composite number.

Is 138 prime or composite?

Composite since it ends in an even number it will always be divisible by 2

Is the square root of any composite numbers irrational?

The square root of a composite number is not always an irrational number. e.g. 4 is a composite number and its square root is 41/2 = 2, which is rational number.

Related questions

Why will a prime number times a prime number always equal a composite number?

the two prime numbers will be factors of that number, which would make that number a composite number

A composite number times a prime number is?

Composite.

Is the sum of a prime number and a composite number always even?

No, the sum of a prime number and a composite number is not always even.

What composite number times 2 equals a prime number?

Any composite number multiplied by 2 is still a composite number.

Is an even number always composite number?

Yes.

Why 0 is not prime number?

Because 0 is infinate. Anything times 0 will always be 0. So, therefore, 0 is a composite number.

Is the sum of any two prime numbers always a composite number?

The sum of any two prime numbers is not always a composite number. The sum of 2 and 11 is 13, and 13 is a prime number, not a composite number.

When a composite number is divided by a composite number the quotient is a prime number?

Not always as for example 32/4 = 8

Is 138 prime or composite?

Composite since it ends in an even number it will always be divisible by 2

Is 384 a prime or composite?

If a number other than 2 ends in a even number, it will always be composite.

Is the sum of prime number and a composite number always even?

No.

Is 308 a prime or composite number?

it is a composite number because you can tell from the 8 that it is an even number, and even numbers can always be divided.

Resources

Leaderboard All Tags Unanswered

Top Categories

Algebra Chemistry Biology World History English Language Arts Psychology Computer Science Economics

Product

Community Guidelines Honor Code Flashcard Maker Study Guides Math Solver FAQ

Company

About Us Contact Us Terms of Use Privacy Policy Disclaimer Cookie Policy IP Issues
Answers Logo
Copyright ©2025 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.