prime numbers

Tagged Discussions

How familiar are you with prime numbers?

Always smiling @allknowing (153529) • India 7 Jan 18

As you know prime number are those that are not divisible by numbers except by themselves and the number 1. For example 3,5,7 are prime numbers. There is a formula to find out how many such numbers exist and recently they...

9 responses •

6 people

Prime Directive ?

pgn @pgntwo (22405) • Derry, Northern Ireland 17 May 17

Here's one for the mathematicians amongst us. Most people know that a prime number is only divisible by itself or by 1, for example, the number "31". So if you keep placing a 3 in front of 31, (331; 3,331; 33,331...), it stays...

14 responses •

14 people

Help needed please…

sudiptacallingu @sudiptacallingu (10879) • India 1 Jul 08

As I guide my son regarding his homework, I am now stuck with prime numbers. I understand their concept but while doing prime factorisation, I want to know as to how can we say if a number is prime or not. Its OK with small...

5 responses

do u know the advantages of prime no?

paresh27 @paresh27 (87) • India 12 Apr 07

prime numbers are use for the pass word as sequraty code. biger the prime no, more is the sequoraty .so CAN U THINK A BIGEST PRIME NO,

1 response

Windows is the solution!

vissu295_1986 @vissu295_1986 (376) • India 9 Jan 07

MicroSoft is not the answer, MicroSoft is the question, the answer is no. Why does the DOS version of a program always run faster on a 2 MB 16 MHz 386SX than the Windows version on a 8 MB 66 MHz 486DX2? Is MicroSoft a new toilet...

2 responses •

1 person

whats your LUCKY NUMBER???

independent1 @independent1 (309) • India 26 Nov 06

In number theory, a lucky number is a natural number in a set which is generated by a "sieve" similar to the Sieve of Eratosthenes that generates the primes. We begin with a list of integers starting with 1: 1, 2, 3, 4, 5,...

coding

karthicksukumar @karthicksukumar (1) • India 5 Oct 06

program (jave) to find prime numbers in given 1-100

2 responses