Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1574 and 1577 the smallest integer that is 2482198 that is divisible by both numbers.
Least Common Multiple (LCM) of 1574 and 1577 is 2482198.
LCM(1574,1577) = 2482198
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 1574 and 1577. First we will calculate the prime factors of 1574 and 1577.
Prime Factorization of 1574
2 | 1574 |
787 | 787 |
1 |
Prime factors of 1574 are 2,787. Prime factorization of 1574 in exponential form is:
1574 = 21×7871
Prime Factorization of 1577
19 | 1577 |
83 | 83 |
1 |
Prime factors of 1577 are 19,83. Prime factorization of 1577 in exponential form is:
1577 = 191×831
Now multiplying the highest exponent prime factors to calculate the LCM of 1574 and 1577.
LCM(1574,1577) = 21×191×831×7871
LCM(1574,1577) = 2482198
Factors of 1574
List of positive integer factors of 1574 that divides 1574 without a remainder.
1, 2, 787, 1574
Factors of 1577
List of positive integer factors of 1577 that divides 1577 without a remainder.
1, 19, 83, 1577
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1574 and 1577, than apply into the LCM equation.
GCF(1574,1577) = 1
LCM(1574,1577) = ( 1574 × 1577) / 1
LCM(1574,1577) = 2482198 / 1
LCM(1574,1577) = 2482198
(i) The LCM of 1577 and 1574 is associative
LCM of 1574 and 1577 = LCM of 1577 and 1574
1. What is the LCM of 1574 and 1577?
Answer: LCM of 1574 and 1577 is 2482198.
2. What are the Factors of 1574?
Answer: Factors of 1574 are 1, 2, 787, 1574. There are 4 integers that are factors of 1574. The greatest factor of 1574 is 1574.
3. What are the Factors of 1577?
Answer: Factors of 1577 are 1, 19, 83, 1577. There are 4 integers that are factors of 1577. The greatest factor of 1577 is 1577.
4. How to Find the LCM of 1574 and 1577?
Answer:
Least Common Multiple of 1574 and 1577 = 2482198
Step 1: Find the prime factorization of 1574
1574 = 2 x 787
Step 2: Find the prime factorization of 1577
1577 = 19 x 83
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2482198 = 2 x 19 x 83 x 787
Step 4: Therefore, the least common multiple of 1574 and 1577 is 2482198.