Aptitude - Numbers - Discussion
Discussion Forum : Numbers - General Questions (Q.No. 1)
1.
Which one of the following is not a prime number?
Answer: Option
Explanation:
91 is divisible by 7. So, it is not a prime number.
Discussion:
111 comments Page 7 of 12.
Swati said:
1 decade ago
@Dilipkumar(Cse).
Is there any method to find the prime number between 1 to 1000?
Is there any method to find the prime number between 1 to 1000?
Dhruba said:
1 decade ago
Sorry, I can't understand. Can anyone explain the answer with an easy method?
Mahalakshmi said:
1 decade ago
What is prime numbers how we have have to do calculation? Please explain me in detail.
Narender reddy said:
1 decade ago
I want to clear explanation prime no's and not prime no's.
Shilpa said:
1 decade ago
1!+2!+.....50!/5!
= (1!+2!+......+50!) /1!+2!+.....+5!
= 6!+7!+....+50!
= (1!+2!+......+50!) /1!+2!+.....+5!
= 6!+7!+....+50!
Shailendra kumar said:
1 decade ago
After 4! all the no is divisible by 5! so answer is (1+2+6+24)/6 = 33/6 = 3 (rem).
Mahaboob basha said:
1 decade ago
Hi friends I have a doubt please clear it.
What is the remainder when 1!+2!+3!+4!+5!+....+50! is divided by 5!?
What is the remainder when 1!+2!+3!+4!+5!+....+50! is divided by 5!?
Ramanna said:
1 decade ago
What is prime number?
Ramanna said:
1 decade ago
What is prime number?
Reshma said:
1 decade ago
Explain one example with 3 digit number?
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