# Number Theory MCQs Quiz With Answers in PDF

There you will get an elementary Number theory MCQ quiz with correct answers for competitive exams preparation. All these MCQ quizzes are collected from previous years past papers. Solved all these Number theories MCQs Quiz carefully. After solving these MCQs quizzes you will be able to solve any of the competitive questions about numbers.

## Number Theory MCQs Quiz.1

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Number Theory MCQs Quiz.1

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1. In principle mathematical induction, which of the following is mandatory?

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2. The smallest Fermat prime is?

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3. τ (49 ) =?

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4. If k integers a1 , a2 ,... ak form a complete residue system modulo m, then ----? ≥ ≤

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5. The inverse of 3 mod 7 is?

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6. The smallest Fermat composite number is?

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7. M7 =?

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8. Any prime number that can be expressed in the form of 22^n + 1 is called a Fermat prime, on the other hand, the name given to a prime number that can be expressed in the form of 2n -1, where n is any positive integer -----?

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9. Mp =?

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10. The smallest Fermat number is?

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11. ∑d/n 1/d = σ(n)/n for each integer?

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12. The value of ( -3 )99999/(99999)! is approximate?

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13. The solution of the congruence 4x ≡ 5 mod (9) is?

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14. The smallest Mersenne number is?

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15. The Diophantine equation 15x + 51y = 14 has ---- solution?