Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 460 and 461 the smallest integer that is 212060 that is divisible by both numbers.
Least Common Multiple (LCM) of 460 and 461 is 212060.
LCM(460,461) = 212060
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 460 and 461. First we will calculate the prime factors of 460 and 461.
Prime Factorization of 460
2 | 460 |
2 | 230 |
5 | 115 |
23 | 23 |
1 |
Prime factors of 460 are 2, 5,23. Prime factorization of 460 in exponential form is:
460 = 22×51×231
Prime Factorization of 461
461 | 461 |
1 |
Prime factors of 461 are 461. Prime factorization of 461 in exponential form is:
461 = 4611
Now multiplying the highest exponent prime factors to calculate the LCM of 460 and 461.
LCM(460,461) = 22×51×231×4611
LCM(460,461) = 212060
Factors of 460
List of positive integer factors of 460 that divides 460 without a remainder.
1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460
Factors of 461
List of positive integer factors of 461 that divides 461 without a remainder.
1, 461
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 460 and 461, than apply into the LCM equation.
GCF(460,461) = 1
LCM(460,461) = ( 460 × 461) / 1
LCM(460,461) = 212060 / 1
LCM(460,461) = 212060
(i) The LCM of 461 and 460 is associative
LCM of 460 and 461 = LCM of 461 and 460
1. What is the LCM of 460 and 461?
Answer: LCM of 460 and 461 is 212060.
2. What are the Factors of 460?
Answer: Factors of 460 are 1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460. There are 12 integers that are factors of 460. The greatest factor of 460 is 460.
3. What are the Factors of 461?
Answer: Factors of 461 are 1, 461. There are 2 integers that are factors of 461. The greatest factor of 461 is 461.
4. How to Find the LCM of 460 and 461?
Answer:
Least Common Multiple of 460 and 461 = 212060
Step 1: Find the prime factorization of 460
460 = 2 x 2 x 5 x 23
Step 2: Find the prime factorization of 461
461 = 461
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 212060 = 2 x 2 x 5 x 23 x 461
Step 4: Therefore, the least common multiple of 460 and 461 is 212060.