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प्रश्न
Fill in the blank.
Two perfect numbers are ________ and _______
रिक्त स्थान भरें
उत्तर
Two perfect numbers are 6 and 28
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संबंधित प्रश्न
Write the smallest prime number.
List all even prime numbers.
Express the following odd number as the sum of three odd prime number:
31
Express the following number as the sum of twin prime:
120
Express the following number as the sum of twin prime:
144
Which of the following are co-primes?
Which of the following is a composite number?
Write 'T' for true and 'F' for false for the following statement.
The sum of two even numbers is always even.
The number of prime numbers between 11 and 60 is _________
Which of the following number is prime?
26
