Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8460 and 8461 the smallest integer that is 71580060 that is divisible by both numbers.
Least Common Multiple (LCM) of 8460 and 8461 is 71580060.
LCM(8460,8461) = 71580060
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 8460 and 8461. First we will calculate the prime factors of 8460 and 8461.
Prime Factorization of 8460
2 | 8460 |
2 | 4230 |
3 | 2115 |
3 | 705 |
5 | 235 |
47 | 47 |
1 |
Prime factors of 8460 are 2, 3, 5,47. Prime factorization of 8460 in exponential form is:
8460 = 22×32×51×471
Prime Factorization of 8461
8461 | 8461 |
1 |
Prime factors of 8461 are 8461. Prime factorization of 8461 in exponential form is:
8461 = 84611
Now multiplying the highest exponent prime factors to calculate the LCM of 8460 and 8461.
LCM(8460,8461) = 22×32×51×471×84611
LCM(8460,8461) = 71580060
Factors of 8460
List of positive integer factors of 8460 that divides 8460 without a remainder.
1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 8460
Factors of 8461
List of positive integer factors of 8461 that divides 8461 without a remainder.
1, 8461
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8460 and 8461, than apply into the LCM equation.
GCF(8460,8461) = 1
LCM(8460,8461) = ( 8460 × 8461) / 1
LCM(8460,8461) = 71580060 / 1
LCM(8460,8461) = 71580060
(i) The LCM of 8461 and 8460 is associative
LCM of 8460 and 8461 = LCM of 8461 and 8460
1. What is the LCM of 8460 and 8461?
Answer: LCM of 8460 and 8461 is 71580060.
2. What are the Factors of 8460?
Answer: Factors of 8460 are 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 8460. There are 36 integers that are factors of 8460. The greatest factor of 8460 is 8460.
3. What are the Factors of 8461?
Answer: Factors of 8461 are 1, 8461. There are 2 integers that are factors of 8461. The greatest factor of 8461 is 8461.
4. How to Find the LCM of 8460 and 8461?
Answer:
Least Common Multiple of 8460 and 8461 = 71580060
Step 1: Find the prime factorization of 8460
8460 = 2 x 2 x 3 x 3 x 5 x 47
Step 2: Find the prime factorization of 8461
8461 = 8461
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 71580060 = 2 x 2 x 3 x 3 x 5 x 47 x 8461
Step 4: Therefore, the least common multiple of 8460 and 8461 is 71580060.