Least Common Multiple of 7801 and 7809

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023

Free LCM Calculator determines the least common multiple (LCM) between 7801 and 7809 the smallest integer that is 60918009 that is divisible by both numbers.

Least Common Multiple (LCM) of 7801 and 7809 is 60918009.

LCM(7801,7809) = 60918009

LCM of 7801 and 7809

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

LCM of:
and

Least Common Multiple of 7801 and 7809

LCM of 7801 and 7809 is 60918009

Least common multiple can be found by multiplying the highest exponent prime factors of 7801 and 7809. First we will calculate the prime factors of 7801 and 7809.

Prime Factorization of 7801


29 7801
269 269
1

Prime factors of 7801 are 29,269. Prime factorization of 7801 in exponential form is:

7801 = 291×2691

Prime Factorization of 7809


3 7809
19 2603
137 137
1

Prime factors of 7809 are 3, 19,137. Prime factorization of 7809 in exponential form is:

7809 = 31×191×1371

Now multiplying the highest exponent prime factors to calculate the LCM of 7801 and 7809.

LCM(7801,7809) = 31×191×291×1371×2691
LCM(7801,7809) = 60918009

Factors of 7801

List of positive integer factors of 7801 that divides 7801 without a remainder.

1, 29, 269, 7801

Factors of 7809

List of positive integer factors of 7809 that divides 7809 without a remainder.

1, 3, 19, 57, 137, 411, 2603, 7809

Least Common Multiple of 7801 and 7809 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7801 and 7809, than apply into the LCM equation.

GCF(7801,7809) = 1
LCM(7801,7809) = ( 7801 × 7809) / 1
LCM(7801,7809) = 60918009 / 1
LCM(7801,7809) = 60918009

Properties of LCM 7801 and 7809

(i) The LCM of 7809 and 7801 is associative

LCM of 7801 and 7809 = LCM of 7809 and 7801

Related Least Common Multiples of 7801

Related Least Common Multiples of 7809

Frequently Asked Questions on LCM of 7801 and 7809

1. What is the LCM of 7801 and 7809?

Answer: LCM of 7801 and 7809 is 60918009.

2. What are the Factors of 7801?

Answer: Factors of 7801 are 1, 29, 269, 7801. There are 4 integers that are factors of 7801. The greatest factor of 7801 is 7801.

3. What are the Factors of 7809?

Answer: Factors of 7809 are 1, 3, 19, 57, 137, 411, 2603, 7809. There are 8 integers that are factors of 7809. The greatest factor of 7809 is 7809.

4. How to Find the LCM of 7801 and 7809?

Answer:

Least Common Multiple of 7801 and 7809 = 60918009

Step 1: Find the prime factorization of 7801

7801 = 29 x 269

Step 2: Find the prime factorization of 7809

7809 = 3 x 19 x 137

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

LCM = 60918009 = 3 x 19 x 29 x 137 x 269

Step 4: Therefore, the least common multiple of 7801 and 7809 is 60918009.