Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 258 and 262 the smallest integer that is 33798 that is divisible by both numbers.
Least Common Multiple (LCM) of 258 and 262 is 33798.
LCM(258,262) = 33798
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 258 and 262. First we will calculate the prime factors of 258 and 262.
Prime Factorization of 258
2 | 258 |
3 | 129 |
43 | 43 |
1 |
Prime factors of 258 are 2, 3,43. Prime factorization of 258 in exponential form is:
258 = 21×31×431
Prime Factorization of 262
2 | 262 |
131 | 131 |
1 |
Prime factors of 262 are 2,131. Prime factorization of 262 in exponential form is:
262 = 21×1311
Now multiplying the highest exponent prime factors to calculate the LCM of 258 and 262.
LCM(258,262) = 21×31×431×1311
LCM(258,262) = 33798
Factors of 258
List of positive integer factors of 258 that divides 258 without a remainder.
1, 2, 3, 6, 43, 86, 129, 258
Factors of 262
List of positive integer factors of 262 that divides 262 without a remainder.
1, 2, 131, 262
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 258 and 262, than apply into the LCM equation.
GCF(258,262) = 2
LCM(258,262) = ( 258 × 262) / 2
LCM(258,262) = 67596 / 2
LCM(258,262) = 33798
(i) The LCM of 262 and 258 is associative
LCM of 258 and 262 = LCM of 262 and 258
1. What is the LCM of 258 and 262?
Answer: LCM of 258 and 262 is 33798.
2. What are the Factors of 258?
Answer: Factors of 258 are 1, 2, 3, 6, 43, 86, 129, 258. There are 8 integers that are factors of 258. The greatest factor of 258 is 258.
3. What are the Factors of 262?
Answer: Factors of 262 are 1, 2, 131, 262. There are 4 integers that are factors of 262. The greatest factor of 262 is 262.
4. How to Find the LCM of 258 and 262?
Answer:
Least Common Multiple of 258 and 262 = 33798
Step 1: Find the prime factorization of 258
258 = 2 x 3 x 43
Step 2: Find the prime factorization of 262
262 = 2 x 131
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 33798 = 2 x 3 x 43 x 131
Step 4: Therefore, the least common multiple of 258 and 262 is 33798.