Between 1 and 150

Multiple of 2,3,4 and 5
Sum of the digits is 6

The only number that satisfies all the conditions is 24.

Explanation:
- It is a multiple of 2, 3, 4, and 5 since it is divisible by 2 and 3, and also ends in a 4 (which means it is divisible by 4) and a 5.
- The sum of its digits is 2+4=6.

No other number between 1 and 150 meets all these conditions.