Top Maths and Number Theory Questions

Knowing number theory will enable you to solve various challenging problems and hold on to various additional challenges. Check out and solve many number theory questions to test your programming skills. Read the number theory questions and their detailed solution to improve your skills all in one place.

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Problem Title

Difficulty

Avg Time to solve

Attempted

N-th Term Of GP

164

Easy

15 mins

6517

Sum Of Even Numbers Till N

82

Easy

10 mins

11663

Form a Triangle

57

Easy

15 mins

3861

Modular Exponentiation

87

Easy

15 mins

14536

Make Groups

7

Easy

10 mins

159

Greatest Common Divisor

16

Easy

15 mins

1597

Ninja And The LCM

9

Easy

15 mins

1859

Extended Euclidean Algorithm

1

Moderate

25 mins

38

Split array and GCD

3

Hard

-

87

Different Subsequences GCD

3

Hard

25 mins

301

Linear Equation

4

Moderate

40 mins

44

Nth Fibonacci Number

58

Easy

-

211350

Fibonacci Member

7

Easy

-

176268

Ninja And Fibonacci Numbers

3

Easy

15 mins

109

N-th Fibonacci Number

252

Moderate

40 mins

27247

Find the N-th term

5

Hard

50 mins

252

Fibonacci Sum

6

Moderate

15 mins

548

Matrix Exponentiation

1

Hard

40 mins

34

All Prime Numbers less than or equal to N

2

Moderate

10 mins

621

Largest Prime Factor

5

Easy

15 mins

286

Max GCD Pair

9

Moderate

35 mins

472

Prime Factorisation

0

Moderate

50 mins

233

Sum of Factors

5

Moderate

40 mins

209

MegaPrime Numbers

9

Easy

15 mins

395

Co-prime Twins

5

Hard

70 mins

78

N-th Term Of GP

Easy

164 upvotes

Sum Of Even Numbers Till N

Easy

82 upvotes

Form a Triangle

Easy

57 upvotes

Modular Exponentiation

Easy

87 upvotes

Make Groups

Easy

7 upvotes

Greatest Common Divisor

Easy

16 upvotes

Ninja And The LCM

Easy

9 upvotes

Extended Euclidean Algorithm

Moderate

1 upvote

Split array and GCD

Hard

3 upvotes

Different Subsequences GCD

Hard

3 upvotes

Linear Equation

Moderate

4 upvotes

Nth Fibonacci Number

Easy

58 upvotes

Fibonacci Member

Easy

7 upvotes

Ninja And Fibonacci Numbers

Easy

3 upvotes

N-th Fibonacci Number

Moderate

252 upvotes

Find the N-th term

Hard

5 upvotes

Fibonacci Sum

Moderate

6 upvotes

Matrix Exponentiation

Hard

1 upvote

All Prime Numbers less than or equal to N

Moderate

2 upvotes

Largest Prime Factor

Easy

5 upvotes

Max GCD Pair

Moderate

9 upvotes

Prime Factorisation

Moderate

0 upvotes

Sum of Factors

Moderate

5 upvotes

MegaPrime Numbers

Easy

9 upvotes

Co-prime Twins

Hard

5 upvotes

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