Is the following number is divisible by 3 or 9:
59031

Answer

To determine if the number 59031 is divisible by 3 or 9, we will follow these steps:

### Step 1: Check divisibility by 3
- A number is divisible by 3 if the sum of its digits is divisible by 3.
- First, we need to find the sum of the digits of 59031.

**Calculation:**
- The digits of 59031 are: 5, 9, 0, 3, 1.
- Sum of the digits = 5 + 9 + 0 + 3 + 1 = 18.

**Check divisibility:**
- Now, we check if 18 is divisible by 3.
- 18 ÷ 3 = 6, which has a remainder of 0.

**Conclusion for divisibility by 3:**
- Since 18 is divisible by 3, the number 59031 is also divisible by 3.

### Step 2: Check divisibility by 9
- A number is divisible by 9 if the sum of its digits is divisible by 9.
- We already calculated the sum of the digits, which is 18.

**Check divisibility:**
- Now, we check if 18 is divisible by 9.
- 18 ÷ 9 = 2, which has a remainder of 0.

**Conclusion for divisibility by 9:**
- Since 18 is divisible by 9, the number 59031 is also divisible by 9.

### Final Answer:
- The number 59031 is divisible by both 3 and 9.

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