GCF for 40 and 43
"Greatest Common Factor" Calculator
What is the Greatest common Divisor of 40 and 43?
Answer: GCF of 40 and 43 is 1
(One)
Finding GCF for 40 and 43 using all factors (divisors) listing
The first method to find GCF for numbers 40 and 43 is to list all factors for both numbers and pick the highest common one:
All factors of 40: 1, 2, 4, 5, 8, 10, 20, 40
All factors of 43: 1, 43
So the Greatest Common Factor for 40 and 43 is 1
Finding GCF for 40 and 43 by Prime Factorization
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GCF Table
| Number 1 | Number 2 | GCF |
|---|---|---|
| 25 | 43 | 1 |
| 26 | 43 | 1 |
| 27 | 43 | 1 |
| 28 | 43 | 1 |
| 29 | 43 | 1 |
| 30 | 43 | 1 |
| 31 | 43 | 1 |
| 32 | 43 | 1 |
| 33 | 43 | 1 |
| 34 | 43 | 1 |
| 35 | 43 | 1 |
| 36 | 43 | 1 |
| 37 | 43 | 1 |
| 38 | 43 | 1 |
| 39 | 43 | 1 |
| 40 | 43 | 1 |
| 41 | 43 | 1 |
| 42 | 43 | 1 |
| 43 | 43 | 43 |
| 44 | 43 | 1 |
| 45 | 43 | 1 |
| 46 | 43 | 1 |
| 47 | 43 | 1 |
| 48 | 43 | 1 |
| 49 | 43 | 1 |
| 50 | 43 | 1 |
| 51 | 43 | 1 |
| 52 | 43 | 1 |
| 53 | 43 | 1 |
| 54 | 43 | 1 |
About "Greatest Common Factor" Calculator
This calculator will help you find the greatest common factor (GCF) of two numbers. For example, it can help you find out what is the Greatest common Divisor of 40 and 43? (The answer is: 1). Select the first number (e.g. '40') and the second number (e.g. '43'). After that hit the 'Calculate' button.
Greatest Common Factor (GCF) also known as the Greatest Common Divisor (GCD) or Highest Common Factor (HCF) - it is the largest positive integer that divides each of the integers with zero remainder