Number Classification and Properties Quiz

Test your number theory knowledge with questions on primes, Fibonacci, factors, and more. Are you ready for the challenge?

#1

Which of the following is a prime number?

15
21
29
35
#2

What is the next number in the series: 2, 4, 6, 8, ___?

10
12
14
16
#3

Which of the following numbers is both a multiple of 3 and 5?

15
18
20
25
#4

What is the square root of 144?

10
12
14
16
#5

Which of the following is a composite number?

7
11
15
17
#6

Which of the following is a perfect square?

16
21
25
30
#7

What is the smallest prime number?

0
1
2
3
#8

What is the value of 5 factorial?

10
20
120
150
#9

What is the sum of the first 10 prime numbers?

130
150
160
180
#10

Which of the following numbers is a perfect cube?

27
32
36
40
#11

Which of the following numbers is a Fibonacci number?

8
10
12
15
#12

What is the 20th term in the Fibonacci sequence?

233
377
610
987

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