13 is a _________ number
Even
Prime
Composite
None of these
All numbers ending in 1, 3, 5, 7 or 9 are _________ numbers.
Odd
The prime numbers between 10 and 20 are
11, 15, 17, 19
11, 13, 17, 19
11, 16, 17, 19
11, 13, 19
If two prime numbers have only one number between them, then they are called
Prime numbers
Composite numbers
Twin prime numbers
Even numbers
Largest prime number is
999
10000
1 Lakh
Can't defined
Even numbers are exactly divisible by
2
4
0
3
Which of the following is co-prime numbers
6, 9
8, 12
4, 9
10, 15
Least prime number is
1
All numbers ending in 0, 2, 4, 6 or 8 are ____________ numbers.
Numbers that have more than two factors are called _________ numbers.