What is the Greatest Common Factor of 87360 and 87380?

Greatest common factor (GCF) of 87360 and 87380 is 20.

GCF(87360,87380) = 20

We will now calculate the prime factors of 87360 and 87380, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87360 and 87380.

How to find the GCF of 87360 and 87380?

We will first find the prime factorization of 87360 and 87380. After we will calculate the factors of 87360 and 87380 and find the biggest common factor number .

Step-1: Prime Factorization of 87360

Prime factors of 87360 are 2, 3, 5, 7, 13. Prime factorization of 87360 in exponential form is:

87360 = 2⁶ × 3¹ × 5¹ × 7¹ × 13¹

Step-2: Prime Factorization of 87380

Prime factors of 87380 are 2, 5, 17, 257. Prime factorization of 87380 in exponential form is:

87380 = 2² × 5¹ × 17¹ × 257¹

Step-3: Factors of 87360

List of positive integer factors of 87360 that divides 87360 without a remainder.

1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 672, 728, 780, 832, 840, 910, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2240, 2496, 2730, 2912, 3120, 3360, 3640, 4160, 4368, 5460, 5824, 6240, 6720, 7280, 8736, 10920, 12480, 14560, 17472, 21840, 29120, 43680

Step-4: Factors of 87380

List of positive integer factors of 87380 that divides 87360 without a remainder.

1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 257, 340, 514, 1028, 1285, 2570, 4369, 5140, 8738, 17476, 21845, 43690

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87360 and 87380. The biggest common factor number is the GCF number.
So the greatest common factor 87360 and 87380 is 20.

Also check out the Least Common Multiple of 87360 and 87380