Question

hi friends... can you help me I have exam tomorrow morning please help me out in simple words can u make me understand with examples perfect no. twin prime. prime triplet. Co primes plz fast brain list u will become then help me friends.plzz..is any one there

Answer 1

perfect no.- the no. whose sum of factors is equal to the no. ex- 6 whose factors are 1 2 3 and whose sum is 6
twin prime- these are two prime no.s whose difference is 2 ex- 13 and 11 which are prime and whose difference is 2
prime triplet- these are three closest prime no.s such as 2,3,5