1. What are the factors in Mathematics?
The factor of a number is a whole number, which divides the number without leaving a reminder (zero reminder). To find the factors, you must remember the table of 3, 5, 4, 6, 7, 8, 9
2. What are the factors of 20?
The factors of 20 are: 1, 2, 4, 5, 10, 20
So,20 has 6 factors.
3. What are the factors of 36?
The factors of 36 are: 1, 2, 3, 4, 6, 9, 12, 18, 36
So, 36 has 9 factors.
4. What are the factors of 24?
The factors of 24 are: 1, 2, 3, 4, 6, 8, 12, 24
So, 24 has 8 factors.
5. What are the factors of 30?
The factors of 30 are: 1, 2, 3, 5, 6, 10, 15, 30
So, 30 has 8 factors.
6. What are the factors of 28?
The factors of 28 are: 1, 2, 4, 7, 14, 28
So, 28 has 6 factors.
7. What are the factors of 40?
The factors of 40 are: 1, 2, 4, 5, 8, 10, 20, 40
So, 40 has 8 factors.
8. What are the factors of 18?
The factors of 18 are: 1, 2, 3, 6, 9, 18
So, 18 has 6 factors.
9. What are the factors of 12?
The factors of 12 are: 1, 2, 3, 4, 6, 12
So, 12 has 6 factors.
10. What are the factors of 25?
The factors of 25 are: 1, 5, 25
So, 25 has 3 factors.
11. What are the factors of 100?
The factors of 100 are: 1, 2, 4, 5, 10, 20, 25, 50, 100
So, 100 has 9 factors.
12. What are the factors of 14?
The factors of 14 are: 1, 2, 7, 14
So, 14 has 4 factors.
13. What are the factors of 6?
The factors of 6 are: 1, 2, 3, 6
So, 6 has 4 factors.
14. What are the factors of 75?
The factors of 75 are: 1, 3, 5, 15, 25, 75
So, 75 has 6 factors.
15. Find the factors of 36, which are perfect squares.
36 has 9 factors. 1,4,9,36 are those factors that are perfect square.
16. What is the product of factors of 15?
The factors of 15 are 1, 3, 5, 15. So, 1×3 ×5 ×15=225.
17. What is the smallest prime factor of 90?
A factor is said to be prime if it is a prime number. 2 is the smallest prime factor of 90. Prime numbers are the numbers that have only 2 factors.
18. Find the difference between the largest and smallest factor of 63.
The largest factor of 63 is 63 and the smallest factor of 63 is. Their difference is 62.
63-1=62
19. Find the factors of 24 that are multiples of 2.
The factors of 24 that are multiples of 2 are 2, 4, 6, 8, 12, 24
20. What is the importance of factors in probability and statistics?
Factors play an important role in the probability of finding the outcomes.
21. What is the trick to find and remember factors easily?
The best trick to find factors is, to first remember all the tables.
22. What is GCD?
GCD is the greatest common divisor
23. What is the proper factor?
Proper factors are the positive factor except itself. The proper factors of 10 are 1,2 and 5.
24. What are the improper factors?
Factors can’t be improper.
25. How to find factors of decimals?
We can’t find factors of decimals directly. So, we can convert decimals into fractional form and can find the factors of the numerator and denominator.
26. What are the prime factors of 8?
The prime factor of 8 is 2.
27. What are the factors of 0?
Every number is a factor of 0.
28. What are the factors of pi (π)?
Pi has no factors. We can’t find the factors of irrational numbers.
29. Can we find factors of fractional numbers?
Yes, we can find the factors of fractional numbers. But numerator and denominator factors can be found separately.
30. Does complex numbers have factors?
Yes, complex numbers have factors.
31. Find the common factors of 18 and 24.
To find the common factor of 18 and 24. First, find the factors of 18 and 24. 1, 2, 3, and 6 are the factors which are common in both.
32. How we will find factors of negative numbers?
To find the factors of negative numbers, ignore the – sign and find the factors. And then consider the negative sign with the factors.
33. Are factors and multiples are same?
No, factors and multiples are different terms. The factors of 9 are 1, 3, and 9. The multiples of 9 are 9, 18, 27…..
34. Can a number have only one factor?
Yes, 1 is the unique number which has only one factor, itself. All the integers greater than one must have more than 1 factor.
35. What is factorization?
When we express the given expression, number in the form of factors, it is called factorization.
36. How to find prime factors?
To find the prime factors, first find all the factors of the given numbers. The factor which is a prime number is the prime factor. You must have a deep understanding of prime numbers.
37. What are the lowest common factors (LCM)?
LCM stands for Lowest common multiple. LCM is the smallest multiple that is a common multiple of both numbers.
38. What are the highest common factors (HCF)?
HCF stands for the highest common factor. HCF is the highest number that is common in both numbers.
39. How many factors do composite numbers have?
Composite numbers are the opposite of prime numbers. Composite numbers have more than two factors. 4, 8, and 9 are the composite numbers.
40. How many factors do prime numbers have?
Prime numbers have two factors only. 2, 3, 5…..are the prime numbers
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