answersLogoWhite

0

What number is a prime number 91 51 31 21?

User Avatar

Anonymous

∙ 10y ago
Updated: 8/21/2019

31 is the only one that has only two factors: 1 and itself. It is the Prime number.

User Avatar

Wiki User

∙ 11y ago
Copy

What else can I help you with?

Related Questions

Which of 21 31 51 and 91 is a prime number?

31 is a prime number.


Which number is a prime 91 51 31 or 21?

31


Which is a prime number 91 51 31 21?

31


Which number is prime 91 51 31 21?

31


Which is not a prime number 17 23 31 or 51?

51 is not a prime number: 3x17=51


Which number is prime out of 91 51 31 21?

21 is divisible by 3 and 7, so it is composite. 91 is divisible by 7 and 13, so it is composite. 51 is divisible by 3 and 17. 31 is divisible by only 1 and itself, so it is the prime number.


What is a prime number 17 23 31 51?

51 is composite number


Which number is a prime number a.91 b.51 c.31 d. 21?

91 = 13*751 = 17*321 = 3*731 is prime. â– 


Which number is a composite number 51 41 31 11?

51 is composite.


Are 31 and 51 prime numbers?

31 is prime, but 51 is not as 51=3*17.


Are 40 and 51 relativly prime?

51 is not a prime number. It is divisible by 3.


Which is not a prime number between 17 23 31 and 51?

51 = 3 x 17

Trending Questions
What is main cash? Can you use FaceTime without showing a picture? How does the structure of an amino acid enable it to play its most important roles in cells? What year was water carrier by the jamaican artist albert huie done? Did Amelia Earhart become a nurce before a piolt? Which SI unit would you use for the mass of the water in a pool? What does Bon Temps mean? Why was citadel an important part of harappan urban planning? What does the big stars people have on their house mean? Is Erin Sanders ticklish? What are the similarities and difference between bacteria and helminths? What is Newcastle united average home attendance this season? Is it best to paint wicker with a spray gun or a spray can? Is a legal expense considered a prepaid expense? Santan's structural adaptation? Why did American Indians attack? How did the Us. measure success in Vietnam? Are Charlie the Unicorn songs available on iTunes? Does a 2000 4.0 liter jeep wrangler have a timing belt or chain? What is the average construction cost per square foot in Las Vegas Nevada?

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 ©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.