Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 503 and 505 the smallest integer that is 254015 that is divisible by both numbers.
Least Common Multiple (LCM) of 503 and 505 is 254015.
LCM(503,505) = 254015
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 503 and 505. First we will calculate the prime factors of 503 and 505.
Prime Factorization of 503
503 | 503 |
1 |
Prime factors of 503 are 503. Prime factorization of 503 in exponential form is:
503 = 5031
Prime Factorization of 505
5 | 505 |
101 | 101 |
1 |
Prime factors of 505 are 5,101. Prime factorization of 505 in exponential form is:
505 = 51×1011
Now multiplying the highest exponent prime factors to calculate the LCM of 503 and 505.
LCM(503,505) = 51×1011×5031
LCM(503,505) = 254015
Factors of 503
List of positive integer factors of 503 that divides 503 without a remainder.
1, 503
Factors of 505
List of positive integer factors of 505 that divides 505 without a remainder.
1, 5, 101, 505
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 503 and 505, than apply into the LCM equation.
GCF(503,505) = 1
LCM(503,505) = ( 503 × 505) / 1
LCM(503,505) = 254015 / 1
LCM(503,505) = 254015
(i) The LCM of 505 and 503 is associative
LCM of 503 and 505 = LCM of 505 and 503
1. What is the LCM of 503 and 505?
Answer: LCM of 503 and 505 is 254015.
2. What are the Factors of 503?
Answer: Factors of 503 are 1, 503. There are 2 integers that are factors of 503. The greatest factor of 503 is 503.
3. What are the Factors of 505?
Answer: Factors of 505 are 1, 5, 101, 505. There are 4 integers that are factors of 505. The greatest factor of 505 is 505.
4. How to Find the LCM of 503 and 505?
Answer:
Least Common Multiple of 503 and 505 = 254015
Step 1: Find the prime factorization of 503
503 = 503
Step 2: Find the prime factorization of 505
505 = 5 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 = 254015 = 5 x 101 x 503
Step 4: Therefore, the least common multiple of 503 and 505 is 254015.