What is the GCF of 315 and 3920?
The GCF of 315 and 3920 is 35.
Steps to find GCF
- Find the prime factorization of 315
315 = 3 × 3 × 5 × 7 - Find the prime factorization of 3920
3920 = 2 × 2 × 2 × 2 × 5 × 7 × 7 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 5 × 7 - GCF = 35
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: 630 & 7840 63 & 784 45 & 560 630 & 3920 315 & 7840 945 & 3920 1575 & 3920 2205 & 3920
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).