Question

please say this answers i will mark as brainliest​

Answer 1

Answer:

6 and 469 are not a prime number

Answer 2

Step-by-step explanation:

put k = 2

2^1(2^2-1)

2×3 =6

put k =3

2^2(2^3-1)

4× 7

28

6 and 28 are perfect number.

put the value of k =4

2^3(2^4-1)

8×15= 120

put k = 5

2^4(2^5-1)

16×31

496

hence 6 and 496 are perfect number.