Advertisements
Advertisements
प्रश्न
The numbers 13 and 31 are prime numbers. Both these numbers have the same digits 1 and 3. Find such pairs of prime numbers up to 100.
Advertisements
उत्तर
17 and 71,
19 and 91,
37 and 73
79 and 97
There are required pairs of numbers up to 100.
संबंधित प्रश्न
Express the following number as the sum of two odd prime:
42
Express the following odd number as the sum of three odd prime number:
49
Which of the following are co-primes?
The smallest prime number is ______.
Fill in the blank.
The HCF of two consecutive odd numbers is _________
Write 'T' for true and 'F' for false for the following statement.
Every even number is composite.
Write the smallest and the biggest two digit prime number
The digits of the prime number 13 can be reversed to get another prime number 31. Find if any such pairs exist upto 100
Which of the following numbers is not a prime?
Express the following number as the sum of three odd primes:
61
