0
No 21 is not a Prime number because it has more than two factors therefore it is a composite number
What else can I help you with?
Related Questions
Is 21 seven a prime number?
21 is the product of two prime numbers, three and seven. A prime number is defined as a number divisible only by one or itself. So ... NO ... 21 is not a prime number.
What one is a prime number 21 23 25?
23 is a prime number.
Which one is prime 21 25 23?
Only 23 is a prime number.
Which one is a prime number 19 21 or 23?
19 and 23 are prime.
Is the prime factorization of forty twenty one times two?
21 x 2 does not equal 40. 21 is not a prime number.
What is the prime factorization of twenty one?
The prime factorization of 21 is: 3 x 7
Which one of these are prime numers 21 47 87 or 4?
47 is a prime number 21 & 87 divisible by 3, and 4 is divisible by 2
Twenty one is the prime number between twenty and fifty what is the composite number?
21 is not a prime number.
Is 21 relatively prime?
It can be. 21 is relatively prime with 32.
What is the prime factorizatiion of 21?
The prime factorization for 21 is 3x7.
Is number 21 prime or composite?
number 21 is prime
What is the prime numbers of 21?
Do you mean, "What is the prime factorization of 21?"
Trending Questions
What games do children in the Central African Republic like to play?
Is the bronchiole surrounded by blood capillaries?
Why were layaway and credit plans popular for buying things in 1920s?
What does iron oxide look like?
Does the Nintendo DS charger fit the Nintendo DS Lite input?
Who was the singer for the Joe Perry Project?
Was that yvonne harris husband on channel 6 arrested?
Value of Bowman 1989 baseball card set?
How do you make an egg without breaking it?
What is the gaseous by-product of cellular respiration?
Where did the term don't tread on me originate?
What is the plagio climax?
Who invented the Aeroplane in which year?
How do you write the number 6007200 in expanded form?
When you visit a website can it track or record your current browsing history cookies and keystrokes or just ip address without you knowing?
What is the oecs common currency?
How do you write 0.393 in word form?
Why No power when car is turned off?
Who won the Battle of Loos?
How old was Malcolm little when he changed his name to Malcolm X?
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.