The factors of -18 are 1, 2, 3, 6, 9, 18 and their negative counterparts. The prime factors are 2 and 3.
The factors of 18 are 1, 2, 3, 6, 9, and 18. The prime factors are 2 x 3 x 3. 18 is a composite number.
1, 2, 3, 6, 9, 18 2 and 3 are prime.
The prime numbers (factors) of 18 are: 2 and 3
The factors of 18 are: 1 2 3 6 9 18 The prime factors are: 2 x 3 x 3 and The factors of 21 are: 1 3 7 21 The prime factors are: 3 x 7
To find the prime and composite factors of a number, list all the factor pairs of the number. Then, go through them and list the primes and composites. 33 1 x 33 3 x 11 The prime factors are 3 and 11. The composite factor is 33. 1 is neither prime nor composite. 18 1 x 18 2 x 9 3 x 6 The prime factors are 2 and 3. The composite factors are 6, 9, and 18.
The prime factors are: 2 x 3 x 3
Prime factors of 18 are 2 and 3.
Prime factors of 18 are 2 and 3 Prime factors of 15 are 3 and 5
18 has prime factors 3 & 2 whereas 21 has prime factors 3 & 7.
The one that contains all the factors of 18.
The prime factors of 18 are 2, 3, and 3. The prime factors of 70 are 2, 5, and 7. The prime factors that 18 and 70 have in common are a single 2.
-- List all the divisors (factors) of 36. The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, and 36 . -- Check over the list, and mark all the ones that are prime numbers. There are only two of them, so I'll let you handle that part.
The factors of 18 are: 1 2 3 6 9 18 The prime factors are: 2 x 3 x 3
The prime factors of 18 are 2, 3, and 3. The prime factors of 90 are 2, 3, 3, and 5. The prime factors they have in common are 2, 3, and 3. Since 18 is a factor of 90, its prime factors will be the prime factors that the two numbers have in common.
18 prime numbers
The factors of 18 are: 1, 2, 3, 6, 9, and 18.The prime factors of 18 are: 2 and 3.The factors of 21 are: 1, 3, 7, and 21.The prime factors of 21 are: 3 and 7.