Advertisements
Advertisements
प्रश्न
Which of the following number is prime?
51
योग
Advertisements
उत्तर
51 = 1 × 51
51 = 3 × 17
51 has four factors, 1, 3, 17, and 51.
Therefore, it is not a prime number. It is a composite number.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
What are prime numbers? Give ten examples.
Express the following number as the sum of two odd prime:
42
Express the following number as the sum of twin prime:
144
Which of the following is a prime number?
1 is neither ______ nor ______.
For which of the numbers, from n = 2 to 8, is 2n − 1 a prime?
Which of the following number is prime?
37
Express the following number as the sum of three odd primes:
53
A number which has only two factors is called a ______.
All prime numbers are odd.
