Least Common Multiple of 1658 and 1664

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023

Free LCM Calculator determines the least common multiple (LCM) between 1658 and 1664 the smallest integer that is 1379456 that is divisible by both numbers.

Least Common Multiple (LCM) of 1658 and 1664 is 1379456.

LCM(1658,1664) = 1379456

LCM of 1658 and 1664

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

LCM of:
and

Least Common Multiple of 1658 and 1664

LCM of 1658 and 1664 is 1379456

Least common multiple can be found by multiplying the highest exponent prime factors of 1658 and 1664. First we will calculate the prime factors of 1658 and 1664.

Prime Factorization of 1658


2 1658
829 829
1

Prime factors of 1658 are 2,829. Prime factorization of 1658 in exponential form is:

1658 = 21×8291

Prime Factorization of 1664


2 1664
2 832
2 416
2 208
2 104
2 52
2 26
13 13
1

Prime factors of 1664 are 2,13. Prime factorization of 1664 in exponential form is:

1664 = 27×131

Now multiplying the highest exponent prime factors to calculate the LCM of 1658 and 1664.

LCM(1658,1664) = 27×131×8291
LCM(1658,1664) = 1379456

Factors of 1658

List of positive integer factors of 1658 that divides 1658 without a remainder.

1, 2, 829, 1658

Factors of 1664

List of positive integer factors of 1664 that divides 1664 without a remainder.

1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664

Least Common Multiple of 1658 and 1664 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1658 and 1664, than apply into the LCM equation.

GCF(1658,1664) = 2
LCM(1658,1664) = ( 1658 × 1664) / 2
LCM(1658,1664) = 2758912 / 2
LCM(1658,1664) = 1379456

Properties of LCM 1658 and 1664

(i) The LCM of 1664 and 1658 is associative

LCM of 1658 and 1664 = LCM of 1664 and 1658

Related Least Common Multiples of 1658

Related Least Common Multiples of 1664

Frequently Asked Questions on LCM of 1658 and 1664

1. What is the LCM of 1658 and 1664?

Answer: LCM of 1658 and 1664 is 1379456.

2. What are the Factors of 1658?

Answer: Factors of 1658 are 1, 2, 829, 1658. There are 4 integers that are factors of 1658. The greatest factor of 1658 is 1658.

3. What are the Factors of 1664?

Answer: Factors of 1664 are 1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664. There are 16 integers that are factors of 1664. The greatest factor of 1664 is 1664.

4. How to Find the LCM of 1658 and 1664?

Answer:

Least Common Multiple of 1658 and 1664 = 1379456

Step 1: Find the prime factorization of 1658

1658 = 2 x 829

Step 2: Find the prime factorization of 1664

1664 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 13

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

LCM = 1379456 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 13 x 829

Step 4: Therefore, the least common multiple of 1658 and 1664 is 1379456.