What is the GCF of 2145 and 245?
The GCF of 2145 and 245 is 5.
Steps to find GCF
- Find the prime factorization of 2145
2145 = 3 × 5 × 11 × 13 - Find the prime factorization of 245
245 = 5 × 7 × 7 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 5
MathStep (Works offline)
Download our mobile app and learn how to find GCF of upto four numbers in your own time:
Android and iPhone/ iPad
Related
Find HCF of: 4290 & 490 6435 & 735 429 & 49 4290 & 245 2145 & 490 6435 & 245 2145 & 735 2145 & 1225 2145 & 1715
GCF Calculator
Enter two numbers separate by comma. To find GCF of more than two numbers, click here.
The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).