Question 21
The number $X$ is composite, has all different digits, and the product of its digits is 360. What is the greatest possible value of $X/10$? Round to the nearest integer.
Answer format: enter one whole number without units; leading zeros are optional. The source answer sheet uses four digits (for example, 7 is shaded as 0007).
Answer format: enter one whole number without units; leading zeros are optional. The source answer sheet uses four digits (for example, 7 is shaded as 0007).