What is the Greatest Common Factor of 18416 and 18420?
Greatest common factor (GCF) of 18416 and 18420 is 4.
GCF(18416,18420) = 4
We will now calculate the prime factors of 18416 and 18420, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18416 and 18420.
How to find the GCF of 18416 and 18420?
We will first find the prime factorization of 18416 and 18420. After we will calculate the factors of 18416 and 18420 and find the biggest common factor number .
Step-1: Prime Factorization of 18416
Prime factors of 18416 are 2, 1151. Prime factorization of 18416 in exponential form is:
18416 = 24 × 11511
Step-2: Prime Factorization of 18420
Prime factors of 18420 are 2, 3, 5, 307. Prime factorization of 18420 in exponential form is:
18420 = 22 × 31 × 51 × 3071
Step-3: Factors of 18416
List of positive integer factors of 18416 that divides 18416 without a remainder.
1, 2, 4, 8, 16, 1151, 2302, 4604, 9208
Step-4: Factors of 18420
List of positive integer factors of 18420 that divides 18416 without a remainder.
1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 921, 1228, 1535, 1842, 3070, 3684, 4605, 6140, 9210
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 18416 and 18420. The biggest common factor number is the GCF number.
So the greatest common factor 18416 and 18420 is 4.
Also check out the Least Common Multiple of 18416 and 18420
Related Greatest Common Factors of 18416
- GCF of 18416 and 18420
- GCF of 18416 and 18421
- GCF of 18416 and 18422
- GCF of 18416 and 18423
- GCF of 18416 and 18424
- GCF of 18416 and 18425
- GCF of 18416 and 18426
- GCF of 18416 and 18427
- GCF of 18416 and 18428
- GCF of 18416 and 18429
- GCF of 18416 and 18430
- GCF of 18416 and 18431
- GCF of 18416 and 18432
- GCF of 18416 and 18433
- GCF of 18416 and 18434
- GCF of 18416 and 18435
- GCF of 18416 and 18436
Related Greatest Common Factors of 18420
- GCF of 18420 and 18424
- GCF of 18420 and 18425
- GCF of 18420 and 18426
- GCF of 18420 and 18427
- GCF of 18420 and 18428
- GCF of 18420 and 18429
- GCF of 18420 and 18430
- GCF of 18420 and 18431
- GCF of 18420 and 18432
- GCF of 18420 and 18433
- GCF of 18420 and 18434
- GCF of 18420 and 18435
- GCF of 18420 and 18436
- GCF of 18420 and 18437
- GCF of 18420 and 18438
- GCF of 18420 and 18439
- GCF of 18420 and 18440