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
Was yoko ono a gold digger? Who invented tolit? What combination of instruments was used in early blues music? Was john Locke a Freemason? How do you say cow in Kikuyu language? What is the refrigerant used in a 1995 Mercury Grand Marquis? When was Robin Hughes born? Which is the correct sequence of events during translation? I am two days late on my period can i be pregnant? What TV channel is Waterloo road on? What is an example of epiphora? When did Galileo discover Saturn's rings? What are some unique and creative paper cutting art designs that you can recommend? How many centermetres in one foot? When was Vine Cricket Ground created? When was Trish Adudu born? What is 180 gsm of papers? What is the area of a circle with a diameter of 20 cm? Is red ant decomposers? What is justice and what role does it play in determining what ought to be done about global poverty?

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.