55555
11111
863291367
11111 looks like a prime but it;s not. 41 * 271 = 11111. 11111 is a composite number.
The answer is 22222
cany
21% of 11,111 = 21% * 11111 = 0.21 * 11111 = 2,333.31
11111
11111
largest 5 digit number: 99999 3,3 99999/3/3=11111 11111/41=271 3, 3, 41, 271
The factors of 11111 are 1, 41, 271, 11111, which makes it composite.
11111
11111 + 1 = 11112