What is the Greatest Common Factor of 20030 and 20040?
Greatest common factor (GCF) of 20030 and 20040 is 10.
GCF(20030,20040) = 10
We will now calculate the prime factors of 20030 and 20040, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20030 and 20040.
How to find the GCF of 20030 and 20040?
We will first find the prime factorization of 20030 and 20040. After we will calculate the factors of 20030 and 20040 and find the biggest common factor number .
Step-1: Prime Factorization of 20030
Prime factors of 20030 are 2, 5, 2003. Prime factorization of 20030 in exponential form is:
20030 = 21 × 51 × 20031
Step-2: Prime Factorization of 20040
Prime factors of 20040 are 2, 3, 5, 167. Prime factorization of 20040 in exponential form is:
20040 = 23 × 31 × 51 × 1671
Step-3: Factors of 20030
List of positive integer factors of 20030 that divides 20030 without a remainder.
1, 2, 5, 10, 2003, 4006, 10015
Step-4: Factors of 20040
List of positive integer factors of 20040 that divides 20030 without a remainder.
1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 167, 334, 501, 668, 835, 1002, 1336, 1670, 2004, 2505, 3340, 4008, 5010, 6680, 10020
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 20030 and 20040. The biggest common factor number is the GCF number.
So the greatest common factor 20030 and 20040 is 10.
Also check out the Least Common Multiple of 20030 and 20040
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