Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 197 and 202 the smallest integer that is 39794 that is divisible by both numbers.
Least Common Multiple (LCM) of 197 and 202 is 39794.
LCM(197,202) = 39794
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 197 and 202. First we will calculate the prime factors of 197 and 202.
Prime Factorization of 197
197 | 197 |
1 |
Prime factors of 197 are 197. Prime factorization of 197 in exponential form is:
197 = 1971
Prime Factorization of 202
2 | 202 |
101 | 101 |
1 |
Prime factors of 202 are 2,101. Prime factorization of 202 in exponential form is:
202 = 21×1011
Now multiplying the highest exponent prime factors to calculate the LCM of 197 and 202.
LCM(197,202) = 21×1011×1971
LCM(197,202) = 39794
Factors of 197
List of positive integer factors of 197 that divides 197 without a remainder.
1, 197
Factors of 202
List of positive integer factors of 202 that divides 202 without a remainder.
1, 2, 101, 202
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 197 and 202, than apply into the LCM equation.
GCF(197,202) = 1
LCM(197,202) = ( 197 × 202) / 1
LCM(197,202) = 39794 / 1
LCM(197,202) = 39794
(i) The LCM of 202 and 197 is associative
LCM of 197 and 202 = LCM of 202 and 197
1. What is the LCM of 197 and 202?
Answer: LCM of 197 and 202 is 39794.
2. What are the Factors of 197?
Answer: Factors of 197 are 1, 197. There are 2 integers that are factors of 197. The greatest factor of 197 is 197.
3. What are the Factors of 202?
Answer: Factors of 202 are 1, 2, 101, 202. There are 4 integers that are factors of 202. The greatest factor of 202 is 202.
4. How to Find the LCM of 197 and 202?
Answer:
Least Common Multiple of 197 and 202 = 39794
Step 1: Find the prime factorization of 197
197 = 197
Step 2: Find the prime factorization of 202
202 = 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 = 39794 = 2 x 101 x 197
Step 4: Therefore, the least common multiple of 197 and 202 is 39794.