By Which Number 343 Is Divisible?

We see that 343 is divisible by 7. We can express 343 as 49 × 7.

How can I use divisibility rules to show that 343 is divisible by 7?

Example: 123,456 is divisible by 12, since it is divisible by both 3 and 4. (See examples for 3 and 4 above.) Example: 343 is divisible by 7. Since this number, 28, is divisible by 7, (28 ÷ 7 = 4), we know that the original number, 343, is divisible by 7.

What type of number is 343?

Is 343 a Composite Number? Yes, since 343 has more than two factors i.e. 1, 7, 49, 343. In other words, 343 is a composite number because 343 has more than 2 factors.