Number Theory MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Number Theory, a fundamental topic in the field of Aptitude. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Number Theory MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Number Theory mcq questions that explore various aspects of Number Theory problems. Each MCQ is crafted to challenge your understanding of Number Theory principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Aptitude tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Number Theory MCQs are your pathway to success in mastering this essential Aptitude topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Number Theory. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Number Theory knowledge to the test? Let's get started with our carefully curated MCQs!

Number Theory MCQs | Page 1 of 17

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Q1.
Which one of the following is not a prime number?
Discuss
Answer: (d).91
Q2.
(112 x 5^4) = ?
Discuss
Answer: (b).70000
Q3.
It is being given that (2^32 + 1) is completely divisible by a whole number. Which of the following numbers is completely divisible by this number?
Discuss
Answer: (d).(2^96 + 1)
Q4.
What least number must be added to 1056, so that the sum is completely divisible by 23 ?
Discuss
Answer: (a).2
Q5.
1397 x 1397 = ?
Discuss
Answer: (a).1951609
Q6.
How many of the following numbers are divisible by 132 ?
264, 396, 462, 792, 968, 2178, 5184, 6336

a.

4

b.

5

c.

6

d.

7

Discuss
Answer: (a).4
Q7.
(935421 x 625) = ?
Discuss
Answer: (b).584638125
Q8.
The largest 4 digit number exactly divisible by 88 is:
Discuss
Answer: (a).9944
Q9.
Which of the following is a prime number ?
Discuss
Answer: (d).97
Q10.
What is the unit digit in {(6374)^1793 x (625)^317 x (341)^491)}?

a.

0

b.

2

c.

3

d.

5

Discuss
Answer: (a).0