Given Number: 2,479,401
Test a Number for Divisibility by Nine (9):
• A Number is divisible by 9 if the Sum of the Digits in the Number is divisible by 9
Sum of the Digits in 2,479,401: 2+4+7+9+4+0+1 = 27
27 is divisible by 9, 27 ÷ 9 = 3
Therefore, 2,479,401 is divisible by 9
Notes:
Test a Number for Divisibility by Nine (9):
• A Number is divisible by 9 if the Sum of the Digits in the Number is divisible by 9
Sum of the Digits in 2,479,401: 2+4+7+9+4+0+1 = 27
27 is divisible by 9, 27 ÷ 9 = 3
Therefore, 2,479,401 is divisible by 9
Notes:
- 2,479,401 ÷ 9 = 275,489
- Since 3 is a factor of 9, 2,479,401 is also divisible by 3