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Is 2145 a prime number?
A number which is divisible by only itself and one is called a prime number. 2145 is not a prime number because it is divisible by 5. Remark: Any counting number ending with number 5(except 5 itself) is a composite number.
Which numbers are divisible?
All numbers are divisible by 1.
Are numbers divisible by their multiples or factors or both?
Numbers are divisible by their factors. Multiples are divisible by their numbers.
What numbers are divisible by prime numbers?
Composite numbers are divisible by prime numbers.
What is the greatest common factor of the numbers 693 2145 and 3465?
The GCF is 3.
Why are prime numbers divisible?
Prime numbers are divisible because any numbers that are divisible are prime. If a number isn't divisible, it isn't prime. Prime numbers have to be divisible by at least one pair of numbers to be prime.
What numbers are not divisible by 600?
The lists of numbers divisible by and not divisible by 600 are both infinite.
What are numbers divisible by 2?
All numbers divisible by 2 are even numbers.
What numbers divisible by 3?
The numbers divisible by 3 are 3,6,9,12,15,18,21,24,27,30,33.....
Are all numbers that are divisible by 5 are also divisible by 10?
No - but all the numbers divisible by 10 are divisible by 5 !
What are numbers that are divisible?
All whole numbers are divisible. If you mean divisible by numbers other than 1 and themselves, the answer is the set of composite numbers.
Are all numbers that are divisible by 9 divisible by 3?
Yes; all numbers that are divisible by 9 are divisible by 3.
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