GCF for 100 and 870

"Greatest Common Factor" Calculator

What is the Greatest common Divisor of 100 and 870?

Answer: GCF of 100 and 870 is 10

(Ten)

Finding GCF for 100 and 870 using all factors (divisors) listing

The first method to find GCF for numbers 100 and 870 is to list all factors for both numbers and pick the highest common one:

All factors of 100: 1, 2, 4, 5, 10, 20, 25, 50, 100

All factors of 870: 1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870

So the Greatest Common Factor for 100 and 870 is 10

Finding GCF for 100 and 870 by Prime Factorization

The second method to find GCF for numbers 100 and 870 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 100: 2, 2, 5, 5

All Prime Factors of 870: 2, 3, 5, 29

As we can see there are Prime Factors common to both numbers: 2, 5

Now we need to multiply them to find GCF: 2 × 5 = 10

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What is the GCF of 100 and 870. Find the GCF (GCD) of 870 and 100 - the biggest number that can divide two integers.

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GCF Table

Number 1	Number 2	GCF
85	870	5
86	870	2
87	870	87
88	870	2
89	870	1
90	870	30
91	870	1
92	870	2
93	870	3
94	870	2
95	870	5
96	870	6
97	870	1
98	870	2
99	870	3
100	870	10
101	870	1
102	870	6
103	870	1
104	870	2
105	870	15
106	870	2
107	870	1
108	870	6
109	870	1
110	870	10
111	870	3
112	870	2
113	870	1
114	870	6

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 100 and 870? (The answer is: 10). Select the first number (e.g. '100') and the second number (e.g. '870'). 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

Number 1	Number 2	GCF
85	870	5
86	870	2
87	870	87
88	870	2
89	870	1
90	870	30
91	870	1
92	870	2
93	870	3
94	870	2
95	870	5
96	870	6
97	870	1
98	870	2
99	870	3
100	870	10
101	870	1
102	870	6
103	870	1
104	870	2
105	870	15
106	870	2
107	870	1
108	870	6
109	870	1
110	870	10
111	870	3
112	870	2
113	870	1
114	870	6

Number 1	Number 2	GCF
85	870	5
86	870	2
87	870	87
88	870	2
89	870	1
90	870	30
91	870	1
92	870	2
93	870	3
94	870	2
95	870	5
96	870	6
97	870	1
98	870	2
99	870	3
100	870	10
101	870	1
102	870	6
103	870	1
104	870	2
105	870	15
106	870	2
107	870	1
108	870	6
109	870	1
110	870	10
111	870	3
112	870	2
113	870	1
114	870	6

GCF for 100 and 870

What is the Greatest common Divisor of 100 and 870?

Finding GCF for 100 and 870 using all factors (divisors) listing

Finding GCF for 100 and 870 by Prime Factorization

GCF Table

About "Greatest Common Factor" Calculator

"Greatest Common Factor" Calculator

FAQ

What is the Greatest common Divisor of 100 and 870?

Number 1	Number 2	GCF
85	870	5
86	870	2
87	870	87
88	870	2
89	870	1
90	870	30
91	870	1
92	870	2
93	870	3
94	870	2
95	870	5
96	870	6
97	870	1
98	870	2
99	870	3
100	870	10
101	870	1
102	870	6
103	870	1
104	870	2
105	870	15
106	870	2
107	870	1
108	870	6
109	870	1
110	870	10
111	870	3
112	870	2
113	870	1
114	870	6