1 Answer
- so 1×45=45.
- 5×9=45.
- 3×15=45.
Contents
What two numbers make 45?
1 x 45 = 45. 3 x 15 = 45. 5 x 9 = 45.
How many positive integers factors does 45 have?
There are 6 positive factors of 45 and 6 negative factors of 45.
What number has 36 as a factor?
Table of Factors and Multiples
| Factors | Multiples | |
|---|---|---|
| 1, 5, 7, 35 | 35 | 105 |
| 1, 2, 3, 4, 6, 9, 12, 18, 36 | 36 | 108 |
| 1, 37 | 37 | 111 |
| 1, 2, 19, 38 | 38 | 114 |
What 3 numbers multiplied equal 15?
1 x 15 = 15. 3 x 5 = 15. 5 x 3 = 15. 15 x 1 = 15.
What are the multiples of 45?
In the end, you have a total of 20 multiples of 45 are 45, 90, 135, 180, 225, 270, 315, 360, 405, 450, 495, 540, 585, 630, 675, 720, 765, 810, 855, 900. To understand the concept of finding multiples, let us take a few more examples. Important Notes: First 5 multiples of 45 are 45, 90, 135, 180, and 225.
Which of the following is a factor of 45 and not a multiple of 3?
Answer: 1,5 are the only factor of 45 which are not a multiple of 3……
How do you factor 45?
Factors of 45 in Pairs
- 1 × 45 = 45.
- 3 × 15 = 45.
- 5 × 9 = 45.
What’s the greatest factor of 45?
So, the factors of 45 are 1, 3, 5, 9, 15 and 45.
- Common Factors.
- Prime Numbers.
- Highest Common Factor.
Is 45 a composite number?
Yes, since 45 has more than two factors i.e. 1, 3, 5, 9, 15, 45. In other words, 45 is a composite number because 45 has more than 2 factors.
How many factors does number 18 have?
6 factors
Factors of 18 are the list of integers that can be evenly divided into 18. It has a total of 6 factors of which 18 is the biggest factor and the positive factors of 18 are 1, 2, 3, 6, 9, and 18.
How many factors does 49 have?
3 factors
Solution: The factors of 49 are 1, 7, 49. Therefore, 49 has 3 factors.
What is the factors of 81?
Factors of 81
- Factors of 81: 1, 3, 9, 27, 81.
- Negative Factors of 81: -1, -3, -9, -27 and -81.
- Prime Factorization of 81: 34 or 3 × 3 × 3 × 3.
What can you multiply to get 40?
Factors of 40 are numbers that, when multiplied in pairs give the product as 40. There are 8 factors of 40, which are 1, 2, 4, 5, 8, 10, 20 and 40. Here, 40 is the biggest factor. The Prime Factors and Pair Factors of 40 are 1, 2, 4, 5, 8, 10, 20, 40 and (1, 40), (2, 20), (4, 10) and (5, 8) respectively.
What two numbers make 32?
Factor Pairs of 32
1 x 32 = 32. 2 x 16 = 32. 4 x 8 = 32.
What numbers can make 7?
Six and one make seven.
What is the table of 45?
Table of 45 up to 10
| 45 × 1 = 45 | 45 × 6 = 270 |
|---|---|
| 45 × 2 = 90 | 45 × 7 = 315 |
| 45 × 3 = 135 | 45 × 8 = 360 |
| 45 × 4 = 180 | 45 × 9 = 405 |
| 45 × 5 = 225 | 45 × 10 = 450 |
What is the LCM of 45?
The LCM of 45 and 50 is 450. To find the least common multiple of 45 and 50, we need to find the multiples of 45 and 50 (multiples of 45 = 45, 90, 135, 180 . . . .
What is the perfect square of 45?
The square of 45 is 2025.
Which one out of the following is not a factor of 45?
You know that the first pair will automatically be 1 & 45. You also know that 2, 4, and 6 won’t be factors, because 45 is an odd number. 4 + 5 = 9, so 3 will be a factor (as will 15, because 45/3 = 15). And finally, 45 ends in a 5, so 5 will be a factor (as will 9, because 45/5 = 9).
Which number should be multiplied by 45 so that it will have 3 distinct prime factors?
Answer is “2“