What is a Prime Number?
An integer, say , [ & ] is said to be a prime integer iff its only factors (divisors) are & .
Few easy examples are:
…….etc…this list increases upto infinity & mathematicians are trying to find the larger one than the largest, because primes numbers/integers are not symmetrical (as any one cannot guess the next prime after one.) As of now the biggest prime number found is (probably) , called as Mersenne 47. This has an enormous value of . It is very hard to write it on paper because it consists of digits.
»M47 was Invented in 2008.
Other Large Prime Numbers
• The Second Largest prime is having value of with digits in it.
»Invented in 2009.
•The Third Largest Prime is .
»discovered in 2008 and having digits.
•The Fourth Largest Prime is
»discovered in :2006.
•The Fifth largest prime is
•The Sixth Largest prime is .
•The Seventh Largest prime is .
•The Eighth Largest prime is .
•The Ninth Largest prime is .
•The Tenth Largest Known Prime Number is .
A Note for Newbie
means that is multiplied with , times. For example: means .
Prime Numbers and the Year 2011
If we take the 11 consecutive prime numbers from 157 to 211 & sum them up; we get 2011.
Image via RepulicOfMath.WordPress.com
- Happy mathematical new year: More Details (republicofmath.wordpress.com)
- How to find a number of prime numbers? (stackoverflow.com)