Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 890 and 898 the smallest integer that is 399610 that is divisible by both numbers.
Least Common Multiple (LCM) of 890 and 898 is 399610.
LCM(890,898) = 399610
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 890 and 898. First we will calculate the prime factors of 890 and 898.
Prime Factorization of 890
2 | 890 |
5 | 445 |
89 | 89 |
1 |
Prime factors of 890 are 2, 5,89. Prime factorization of 890 in exponential form is:
890 = 21×51×891
Prime Factorization of 898
2 | 898 |
449 | 449 |
1 |
Prime factors of 898 are 2,449. Prime factorization of 898 in exponential form is:
898 = 21×4491
Now multiplying the highest exponent prime factors to calculate the LCM of 890 and 898.
LCM(890,898) = 21×51×891×4491
LCM(890,898) = 399610
Factors of 890
List of positive integer factors of 890 that divides 890 without a remainder.
1, 2, 5, 10, 89, 178, 445, 890
Factors of 898
List of positive integer factors of 898 that divides 898 without a remainder.
1, 2, 449, 898
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 890 and 898, than apply into the LCM equation.
GCF(890,898) = 2
LCM(890,898) = ( 890 × 898) / 2
LCM(890,898) = 799220 / 2
LCM(890,898) = 399610
(i) The LCM of 898 and 890 is associative
LCM of 890 and 898 = LCM of 898 and 890
1. What is the LCM of 890 and 898?
Answer: LCM of 890 and 898 is 399610.
2. What are the Factors of 890?
Answer: Factors of 890 are 1, 2, 5, 10, 89, 178, 445, 890. There are 8 integers that are factors of 890. The greatest factor of 890 is 890.
3. What are the Factors of 898?
Answer: Factors of 898 are 1, 2, 449, 898. There are 4 integers that are factors of 898. The greatest factor of 898 is 898.
4. How to Find the LCM of 890 and 898?
Answer:
Least Common Multiple of 890 and 898 = 399610
Step 1: Find the prime factorization of 890
890 = 2 x 5 x 89
Step 2: Find the prime factorization of 898
898 = 2 x 449
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 399610 = 2 x 5 x 89 x 449
Step 4: Therefore, the least common multiple of 890 and 898 is 399610.