Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 802 and 808 the smallest integer that is 324008 that is divisible by both numbers.
Least Common Multiple (LCM) of 802 and 808 is 324008.
LCM(802,808) = 324008
Least common multiple or lowest common denominator (LCD) can be calculated in three ways;
Least common multiple can be found by multiplying the highest exponent prime factors of 802 and 808. First we will calculate the prime factors of 802 and 808.
Prime Factorization of 802
2 | 802 |
401 | 401 |
1 |
Prime factors of 802 are 2,401. Prime factorization of 802 in exponential form is:
802 = 21×4011
Prime Factorization of 808
2 | 808 |
2 | 404 |
2 | 202 |
101 | 101 |
1 |
Prime factors of 808 are 2,101. Prime factorization of 808 in exponential form is:
808 = 23×1011
Now multiplying the highest exponent prime factors to calculate the LCM of 802 and 808.
LCM(802,808) = 23×1011×4011
LCM(802,808) = 324008
Factors of 802
List of positive integer factors of 802 that divides 802 without a remainder.
1, 2, 401, 802
Factors of 808
List of positive integer factors of 808 that divides 808 without a remainder.
1, 2, 4, 8, 101, 202, 404, 808
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 802 and 808, than apply into the LCM equation.
GCF(802,808) = 2
LCM(802,808) = ( 802 × 808) / 2
LCM(802,808) = 648016 / 2
LCM(802,808) = 324008
(i) The LCM of 808 and 802 is associative
LCM of 802 and 808 = LCM of 808 and 802
1. What is the LCM of 802 and 808?
Answer: LCM of 802 and 808 is 324008.
2. What are the Factors of 802?
Answer: Factors of 802 are 1, 2, 401, 802. There are 4 integers that are factors of 802. The greatest factor of 802 is 802.
3. What are the Factors of 808?
Answer: Factors of 808 are 1, 2, 4, 8, 101, 202, 404, 808. There are 8 integers that are factors of 808. The greatest factor of 808 is 808.
4. How to Find the LCM of 802 and 808?
Answer:
Least Common Multiple of 802 and 808 = 324008
Step 1: Find the prime factorization of 802
802 = 2 x 401
Step 2: Find the prime factorization of 808
808 = 2 x 2 x 2 x 101
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 324008 = 2 x 2 x 2 x 101 x 401
Step 4: Therefore, the least common multiple of 802 and 808 is 324008.