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If the sum of the digit is divisible by 3 the number is divisible by?
That means the number itself is divisible by three. the sum of the digits in 144, for example, is 9. 144 divided by 3 is 48. The sum of the digits in 21 is 3. 21 divided by 3 is 7.If the number is an even number and the sum of the digits is divisible by 3, the number is also divisible by 6. 144 is even and the sum of the digits is divisible by 3, so 144 is also divisible by 6. 144/6 = 24. And finally, if the sum is divisible by 9, the number itself is also divisible by 9. 27 is an example of this.
What 3 digit number is divisible by 3 and for 4?
144
What number is divisible by 144?
It is easier to work backward. All multiples of 144 are automatically divisible by 144. Multiples of 144 are 1*144, 2*144, 3*144, 4*144, ... and -1*144, -2*144, -3*144, -4*144, and so on. =========================
Is 144 divisible by 2 3 4 5 6 9 or 10?
Oh, what a lovely question! Let's take a moment to explore together. Yes, 144 is divisible by 2, 3, 4, 6, 9, and 12. It's like a happy little tree with many branches reaching out to different numbers. Just remember, numbers can be friends and play nicely together in the world of math.
Is 165 divisible by 3 and why?
165 is wholly divisible by 3. This is because 165 can be represented in the form k*3 = l, where k is a positive integer.
What are the divisibility rules for 144?
The digital root (sum of digit) must be divisible by 9, and the number formed by the last 4 digits must be divisible by 16. The second requirement ensures that the number is divisible by 16.
What is the divisiblity rule for 15?
A number is divisible by 15 if it is divisible by 5, and by 3. For example, 165 is divisible by 15, since it ends in 5, and the sum of its digits is divisible by 3.
Are 144 and 165 relatively prime numbers?
No, 144 and 165 are not relatively prime. For them to be relatively prime, the number 1 could be their only common factor, but they also have 3 as a common factor.
Is 144 divisible by 3?
In google search box, type 144/3 and hit return to see the results.-------------------------Yes, 48 * 3 = 144
Why is the number 432 divisible by 3 and 4?
432 is divisible by 3 and 4 because the quotients are whole numbers. 432/3 = 144 432/4 = 108
A 3-digit even number that is divisible by 4 and 9?
108, 144, 180 and so on.
What three digit number is divisible by 3 and 5 but not divisible by 10?
135. Every increase of 30 is also. Such as 165, 195, 225.
