11
1024
That would be the square of a prime number, in this case, 11 x 11 = 121.
No because 137 is a prime number whose only factors are itself and one
2 x 3 x 5 x 7 x 11 = 2310.
44
It is 11 which is a prime number whose factors are itself and one
Well, honey, the smallest number with prime factors 3, 5, 7, and 11 is simply the product of these primes: 3 * 5 * 7 * 11 = 1155. So, there you have it, darling, 1155 is the smallest number you're looking for.
165
44
11
1024 has exactly eleven. 60 has twelve, so it has eleven as well.
11
1024
3, 5 and 11
5 and 11
-11