 # Do 81 And 16 Have Common Factors?

## What are the common factors for 81?

81 is a composite number and is 9 squared.

81 = 1 x 81, 3 x 27, or 9 x 9.

Factors of 81: 1, 3, 9, 27, 81.

Prime factorization: 81 = 3 x 3 x 3 x 3 which can also be written 3⁴..

## What is the multiples of 81?

Answer : 81,162,243,324,405,486,567,648,729,810,891,972,1053,1134,1215,1296,1377,1458,1539,1620,1701,1782,1863,1944,2025,2106,2187,2268,2349,2430,2511,2592,2673,2754,2835,2916,2997,3078,3159,3240,3321,3402,3483,3564,3645,3726,3807,3888,3969, Related Links : What are the factors of 81?

## What are multiples of 90?

Answer : 90,180,270,360,450,540,630,720,810,900,990,1080,1170,1260,1350,1440,1530,1620,1710,1800,1890,1980,2070,2160,2250,2340,2430,2520,2610,2700,2790,2880,2970,3060,3150,3240,3330,3420,3510,3600,3690,3780,3870,3960,4050,4140,4230,4320,4410, Related Links : What are the factors of 90?

## What are the common factors of 15?

HCF Example The factors of 15 are : 1, 3, 5, 15. 1 and 3 are the only common factors (numbers which are factors of both 12 and 15).

## What are the factors of 81 and 16?

The gcf of 81 and 16 can be obtained like this:The factors of 81 are 81, 27, 9, 3, 1.The factors of 16 are 16, 8, 4, 2, 1.The common factors of 81 and 16 are 1, intersecting the two sets above.In the intersection factors of 81 ∩ factors of 16 the greatest element is 1.More items…

## What are the five factors of 16?

16 is a composite number, and it is 4 squared. 16 = 1 x 16, 2 x 8, or 4 x 4. Factors of 16: 1, 2, 4, 8, 16. Prime factorization: 16 = 2 x 2 x 2 x 2, which can also be written 16 = 2⁴.

## What is the HCF of 81 and 27?

The common factors of 27 and 81 are 27, 9, 3, 1, intersecting the two sets above. In the intersection factors of 27 ∩ factors of 81 the greatest element is 27. Therefore, the greatest common factor of 27 and 81 is 27.

## What is the LCM of 3 and 81?

The least common multiple of 3 and 81 is 81 because 81 is the smallest number that is divisible by 3 and 81.

## What are the factors of 77?

77 is a composite number. 77 = 1 x 77 or 7 x 11. Factors of 77: 1, 7, 11, 77. Prime factorization: 77 = 7 x 11.

## What are factors of 80?

The factors of 80 are 1, 2, 4, 5, 8, 10, 16, 20, 40 and 80. Prime factorization can help us find all the factors of 80.

## What are the common factors of 16?

The factors for 16 are 1, 2, 4, 8, 16. The two numbers (12 and 16) share common factors (1, 2, 4). The greatest of these is 4 and that is the greatest common factor.

## What factors do 24 and 16 have in common?

There are three 2’s common to both numbers, so 2*2*2 = 8 is the “greatest common factor” (GCF) of 16 and 24.

## What are the common factors of 20 and 16?

Greatest common factor (GCF) of 16 and 20 is 4. We will now calculate the prime factors of 16 and 20, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16 and 20.

## What are the multiples of 91?

Answer : 91,182,273,364,455,546,637,728,819,910,1001,1092,1183,1274,1365,1456,1547,1638,1729,1820,1911,2002,2093,2184,2275,2366,2457,2548,2639,2730,2821,2912,3003,3094,3185,3276,3367,3458,3549,3640,3731,3822,3913,4004,4095,4186,4277,4368,4459, Related Links : What are the factors of 91?

## What is the highest common factor of 81?

We found the factors and prime factorization of 81 and 88. The biggest common factor number is the GCF number. So the greatest common factor 81 and 88 is 1.

## What are the multiples of 84?

Answer : 84,168,252,336,420,504,588,672,756,840,924,1008,1092,1176,1260,1344,1428,1512,1596,1680,1764,1848,1932,2016,2100,2184,2268,2352,2436,2520,2604,2688,2772,2856,2940,3024,3108,3192,3276,3360,3444,3528,3612,3696,3780,3864,3948,4032,4116, Related Links : What are the factors of 84?

## What are the common factors of 12?

The factors of 12 include: 1, 2, 3, 4, 6, and 12. Thus, the common factors of 16 and 12 are: 1, 2, and 4. Often in math problems, it can be desirable to find the greatest common factor of some given numbers.

## What is the LCM of 16 and 81?

1296To sum up, the lcm of 16 and 81 is 1296. In common notation: lcm (16,81) = 1296.