Answers

2014-05-16T22:27:39+05:30
A prime number is a number which has no other factors other than 1 and the number itself. eg. 2 is a prime number as it has only 1 and 2 as its factors
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2014-05-16T22:28:31+05:30
Prime number is a natural number greater than one and has factors or divisors of 1 and itself.
eg:-2=1*2
      3=1*3
      5=1*5
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the largest prime no. is (2^57,885,161)-1 which has 17,425,170 digits.
1 5 1