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For any natural number k, 21k is a multiple of k.
So for example, if k=1, 21 is the first multiple.
Now if k=2, we have 42 which is the next one.
In fact for any number n, and any natural number k, kn is a multiple of n.
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∙ 14y ago
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Is 3 a multiple of 21?
No but 21 is a multiple of 3 because 7*3 = 21
Is seven a multiple of 21?
No, but 21 is a multiple of 7.
What are the multiple of 3 after 20?
There are infinitely many of them so they cannot be listed. You can start with 21 and keep adding 3 until you have had enough of it.
Why is 21 a multiple of 7?
21 is a multiple of 7 because, 3*7 = 21
What is the least common multiple of 10 and 21?
The LCM of 10 and 21 is: 210Least Common Multiple (LCM) for 10 21 is 210
What is the least common multiple of 21 and 21?
21
Is there a prime number that is a multiple of 21?
No, it is not possible. Every multiple of 21 is a composite number. 21 is a composite number and its factors are 1, 3, 7 and 21(4 factors). Any multiple of 21 must have all the factors of 21. So, every multiple of 21 has at least 4 factors. And a prime number has only two factors so, any multiple of 21 can't be prime.
What is the least common multiple of 21 and 19?
The least common multiple of 21 , 19 = 399
Common multiple of 9 and 21?
A common multiple of 9 and 21 is 63
What is the definition for multiple in math?
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Can a multiple of 3 be divided by 3?
1
What is the least common multiple of 6 21?
The least common multiple of 6 , 21 = 42
