Least Common Multiple of 261 and 262

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023

Free LCM Calculator determines the least common multiple (LCM) between 261 and 262 the smallest integer that is 68382 that is divisible by both numbers.

Least Common Multiple (LCM) of 261 and 262 is 68382.

LCM(261,262) = 68382

LCM of 261 and 262

Least common multiple or lowest common denominator (LCD) can be calculated in three ways;

LCM of:
and

Least Common Multiple of 261 and 262

LCM of 261 and 262 is 68382

Least common multiple can be found by multiplying the highest exponent prime factors of 261 and 262. First we will calculate the prime factors of 261 and 262.

Prime Factorization of 261


3 261
3 87
29 29
1

Prime factors of 261 are 3,29. Prime factorization of 261 in exponential form is:

261 = 32×291

Prime Factorization of 262


2 262
131 131
1

Prime factors of 262 are 2,131. Prime factorization of 262 in exponential form is:

262 = 21×1311

Now multiplying the highest exponent prime factors to calculate the LCM of 261 and 262.

LCM(261,262) = 21×32×291×1311
LCM(261,262) = 68382

Factors of 261

List of positive integer factors of 261 that divides 261 without a remainder.

1, 3, 9, 29, 87, 261

Factors of 262

List of positive integer factors of 262 that divides 262 without a remainder.

1, 2, 131, 262

Least Common Multiple of 261 and 262 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 261 and 262, than apply into the LCM equation.

GCF(261,262) = 1
LCM(261,262) = ( 261 × 262) / 1
LCM(261,262) = 68382 / 1
LCM(261,262) = 68382

Properties of LCM 261 and 262

(i) The LCM of 262 and 261 is associative

LCM of 261 and 262 = LCM of 262 and 261

Related Least Common Multiples of 261

Related Least Common Multiples of 262

Frequently Asked Questions on LCM of 261 and 262

1. What is the LCM of 261 and 262?

Answer: LCM of 261 and 262 is 68382.

2. What are the Factors of 261?

Answer: Factors of 261 are 1, 3, 9, 29, 87, 261. There are 6 integers that are factors of 261. The greatest factor of 261 is 261.

3. What are the Factors of 262?

Answer: Factors of 262 are 1, 2, 131, 262. There are 4 integers that are factors of 262. The greatest factor of 262 is 262.

4. How to Find the LCM of 261 and 262?

Answer:

Least Common Multiple of 261 and 262 = 68382

Step 1: Find the prime factorization of 261

261 = 3 x 3 x 29

Step 2: Find the prime factorization of 262

262 = 2 x 131

Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:

LCM = 68382 = 2 x 3 x 3 x 29 x 131

Step 4: Therefore, the least common multiple of 261 and 262 is 68382.