What are factors in 18?
Factors of 18
- Factors of 18: 1, 2, 3, 6, 9 and 18.
- Negative Factors of 18: -1, -2, -3, -6, -9 and -18.
- Prime Factors of 18: 2, 3.
- Prime Factorization of 18: 2 × 3 × 3 = 2 × 32
- Sum of Factors of 18: 39.
What are the factors of 18 and 48?
The factors of 18 and 48 are 1, 2, 3, 6, 9, 18 and 1, 2, 3, 4, 6, 8, 12, 16, 24, 48 respectively.
What is the GCF of 28 and 49?
7
Therefore, the greatest common factor of 28 and 49 is 7.
What is the greatest common factor of 18 and 24?
6
The greatest common factor is the greatest factor that divides both numbers. To find the greatest common factor, first list the prime factors of each number. 18 and 24 share one 2 and one 3 in common. We multiply them to get the GCF, so 2 * 3 = 6 is the GCF of 18 and 24.
How to find the factors of a number 49?
Prime factorisation of 49 will result in prime numbers. To find the factors of a number, 49, read the complete article. We can find the pair factors, by multiplying two numbers in a pair to get the original number as 49, such as; 1 × 49 = 49. 7 × 7 = 49. Therefore, the factors in pairs of number 49 are (1, 49) and (7, 7).
What are the factor pairs for the number 18?
Testing the integer values 1 through 4 for division into 18 with a 0 remainder we get these factor pairs: (1 and 18), (2 and 9), (3 and 6). The factors of 18 are 1, 2, 3, 6, 9, 18. All of the above information and methods generally apply to factoring negative numbers.
Which is the smallest prime factor for 49?
Step 1: From the above, 49 is completely divisible by 7. Thus, the smallest prime factor for 49 is 7. 49/7 = 7 Step 2: 7 itself is a prime number, thus it is divisible by either 1 or itself.
Which is the square root of the number 18?
The square root of 18 is 4.2426, rounded down to the closest whole number is 4. Testing the integer values 1 through 4 for division into 18 with a 0 remainder we get these factor pairs: (1 and 18), (2 and 9), (3 and 6). The factors of 18 are 1, 2, 3, 6, 9, 18.