Tags Statistics Algebra Prime Numbers

Animals & Plants Arts & Entertainment Auto Beauty & Health Books and Literature Business Electronics Engineering & Technology Food & Drink History Hobbies Jobs & Education Law & Government Math People & Society Science Social Studies Sports Travel & Places

0

Subjects>Math>Math & Arithmetic

How many 4's are used to write all two digit prime numbers?

Anonymous

∙ 12y ago

Updated: 11/1/2022

Well, if you think about it, a prime can never end in 4, because then it would be divisible by 2.

So the only numbers you need to check are 41, 43, 45, 47, and 49. Can you take it from there?

Wiki User

∙ 12y ago

Still curious? Ask our experts.

Chat with our AI personalities

Judy

Simplicity is my specialty.

Chat with Judy

Taiga

Every great hero faces trials, and you—yes, YOU—are no exception!

Chat with Taiga

Beau

You're doing better than you think!

Chat with Beau

Add your answer:

Earn +20 pts

Q: How many 4's are used to write all two digit prime numbers?

Write your answer...

Submit

Still have questions?

imp

Continue Learning about Math & Arithmetic

How many two digit prime numbers are there?

There are 21 two-digit prime numbers.

How many three digit numbers have odd prime number as 1st digit A prime number as 2nd digit and an odd number as 3rd digit?

There are 17 such numbers.

How many 4 digit numbers are all made of prime numbers?

24 of them.

How many two-digit prime numbers have four as one of their digits?

there are 4

How many two digit prime numbers are there between 1-100 such that they have digit 7 in their units place?

There are 5 of them.

Trending Questions

How many numbers go into 4? How do you put 74 billion in scientific notation? What is 6900000000 written in scientific notation? What are the strategies in thermo sci-dama? 0.98 to nearest tenth? What are the possible other angles and 3rd side of a triangle in which angle 28 degrees faces side 8.5cm and has another side of 14.8cm? How did robert merton divide functions? A rotating merry go round has a radius of 30 feet If it completes one revolution in 20 seconds find the velocity of the outer edge? What is the superlative form of the word primitive? What is the standard addition formula? How many acre in 10000 sq ft? What is abbervision of DM? Why might the outlier occur? How much concrete needed for 8' x 24' x 6 slab? How much is 25 miles converted to kilometres? Why is my friend in pre algebra and i in regular math wat does it mean were in middle school? What are the main differences between a rectangular prism and rectangular pyramid? Which is bigger 1.4 or 1.75? How would you use rudiment in a sentence? What is the 8 in 185037?

Resources

Top Categories

Product

Company

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.