1, 3, 29, 87
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There are 2 factor pairs of 87:87 = 1 x 8787 = 3 x 29
You need at least two numbers to find a GCF.
The greatest common factor (GCF) of two numbers is the largest number that divides both numbers evenly. To find the GCF of 58 and 87, you can list the factors of each number and identify the largest number they have in common. The factors of 58 are 1, 2, 29, and 58, while the factors of 87 are 1, 3, 29, and 87. The greatest common factor of 58 and 87 is 29.
The highest common factor of 87 and 33 is 3. 87 = 3 x 29 33 = 3 x 11
The greatest or highest common factor is the highest number that divides exactly into two or more numbers. 39: 1, 3, 13, 39 87: 1, 3, 29, 87 The greatest common factor for 39 and 87 is 3.