Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 196 and 202 the smallest integer that is 19796 that is divisible by both numbers.
Least Common Multiple (LCM) of 196 and 202 is 19796.
LCM(196,202) = 19796
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 196 and 202. First we will calculate the prime factors of 196 and 202.
Prime Factorization of 196
2 | 196 |
2 | 98 |
7 | 49 |
7 | 7 |
1 |
Prime factors of 196 are 2,7. Prime factorization of 196 in exponential form is:
196 = 22×72
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 196 and 202.
LCM(196,202) = 22×72×1011
LCM(196,202) = 19796
Factors of 196
List of positive integer factors of 196 that divides 196 without a remainder.
1, 2, 4, 7, 14, 28, 49, 98, 196
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 196 and 202, than apply into the LCM equation.
GCF(196,202) = 2
LCM(196,202) = ( 196 × 202) / 2
LCM(196,202) = 39592 / 2
LCM(196,202) = 19796
(i) The LCM of 202 and 196 is associative
LCM of 196 and 202 = LCM of 202 and 196
1. What is the LCM of 196 and 202?
Answer: LCM of 196 and 202 is 19796.
2. What are the Factors of 196?
Answer: Factors of 196 are 1, 2, 4, 7, 14, 28, 49, 98, 196. There are 9 integers that are factors of 196. The greatest factor of 196 is 196.
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 196 and 202?
Answer:
Least Common Multiple of 196 and 202 = 19796
Step 1: Find the prime factorization of 196
196 = 2 x 2 x 7 x 7
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 = 19796 = 2 x 2 x 7 x 7 x 101
Step 4: Therefore, the least common multiple of 196 and 202 is 19796.