answersLogoWhite

0

What number is a factor of 21 and a prime number?

User Avatar

Anonymous

∙ 11y ago
Updated: 8/21/2019

21 = 3 x 7

both 3 and 7 are prime numbers

User Avatar

Wiki User

∙ 11y ago
Copy

What else can I help you with?

Related Questions

Is 21 a factor of a prime number?

No. The only factors of a prime number are 1 and itself. The only way that 21 could be a factor of a prime number is if it were a prime number, but it is not because 21 is also divisible by 3 and 7.


What is a prime number for 12 and 21?

3 is a prime factor of 12 and of 21.


What number is it has 90 as a factor thre number is prime 21 is the multiple of the number?

If 21 is a multiple of the number, the number cannot have 90 as a factor.


What is the composite number between 20 and 50 whose prime factor is 21?

21 is not a prime factor, it is 3 x 7


What prime number is a factor of 21?

3 and 7


What prime number is a factor of 12 and 21?

3


Which number is a factor of 21 an also a prime number?

They are: 3 and 7


What number is a factor of 70 is a prime number and 21 is a multiple?

7


Which number is a factor of 21 and also a prime number?

3 and 7


What are the prime of factors of 21?

prime factor = prime number which can be divided into the given number with no remainder The prime factors of 21 are 3 and 7.


What is the factor tree of 21?

3x7=21 3 and 7 are prime numbers, so 3x7 is the factor tree of the number 21.


Write each number 21 prime factor?

3 x 7 = 21

Trending Questions
Is soupy sales still alive? On club penguin what server is aunt arctic on? What kind of meats do Bolivians eat? Does an eagle over a front door mean that ones home is paid in full? What is 150 centimeters converted to feet and inches? What influence did Smith's ideas have? How do you tell how old a tire is? What does ICP mean? If one light bulb burns out but other light bulbs stay lit what type of arrangement is this? On puzzle pirates how do you collect things from the market? What is Lao-American College FC? Why did the Serbians Revolt? Is there a sign language chart for the Hebrew prayer Shma Yisrael? How many kinds of eclipse are there? What is the square footage of 10 x 5? What does high regards mean? Should you exspect your period after your first cramps? You are looking to buy a second home for a rental property you own your home free and clear should you use the equity in your home to purchase the rental property or should you get a new mortgage? Can you come back if you fake your death? Do poison ivy oak and sumac have spores?

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 Service Privacy Policy Disclaimer Cookie Policy IP Issues
Answers Logo
Copyright ©2026 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.