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Is 5 a composite number because it has the factors 2 and 2.5?
2.5 is not a factor. 5 is prime.
What is a compostite factor?
a composite factor is 2 3 5 7 and11. theres more but thats what i got
Are 5 10 15 20 and 25 composite numbers?
no 5 is not a composite number 10 15 20 and 25 are composite
What is the greatest common factor of 29 and 73?
The greatest common factor of a prime number & a composite number is 1 if the composite number is not divisible by the prime number. 81(composite number) is not divisible by 29(prime number) so, gcf(29,81) = 1.
Is 385 a prime number?
A prime number has only 2 factors: 1 and itself. 385 has a 5 in the ones place, so 5 is also a factor. Since 5 X 77 = 385, 77 is a factor, too. There might be other factors. 385 is a composite number because it has more factors than 1 and itself.
Is 135 composite?
yes, 5 is a factor
Is 3045 a Prime number or composite number?
composite(I can already see a factor of 3 and 5)
Is 275 a prime or composite number?
Composite, because it has more than just one factor. Any number (except 5) that ends in 5 is composite.
Which is a prime factor of the composite number 45?
3 and 5
Which is a prime factor of the composite number 20?
2 AND 5
What is a composite factor of 2 3 5 11?
The composite number 330 has those prime factors.
Is 115 composite or a prime number?
115 is a composite number. This means it can be divided by other numbers besides 1 and itself. 115 can be divided by 1, 5, 23, and itself.115 is a composite number. It ends with 5 and is divisible by 5.
Is 12345 prime composite or niether?
-- It ends in a 5, so 5 is a factor of it. -- The sum of its digits (15) is divisible by 3, so 3 is a factor of it. It probably has tons of other factors, but either of these is enough to prove that it's composite.
Is 155 prime composite or neither?
155 five is composite. It is composite because it has 5 as a factor. The only number that can be neither prime nor composite is 1.
What are the factors aqnd composite factors of 10?
1, 2, 5, 10 10 is the only composite factor.
What'sthe smallest composite number without23 or 5 as a factor?
How about 4 because 1 is not a prime or a composite number
What are the composite numbers for 95?
95 is a composite number. Its factors are 1, 5, 19, and 95, of which 95 is the only composite factor. The prime factors of 95 are 5 x 19.
