LCM for 18 and 32
"Least Common Multiple" Calculator
What's the Least Common Multiple (LCM) of 18 and 32?
(Two hundred eighty-eight)
Finding LCM for 18 and 32 using GCF's of these numbers
The first method to find LCM for numbers 18 and 32 is to find Greatest Common Factor (GCF) of these numbers. Here's the formula:
LCM = (Number1 × Number2) ÷ GCF
GCF of numbers 18 and 32 is 2, so
LCM = (18 × 32) ÷ 2
LCM = 576 ÷ 2
LCM = 288
Finding LCM for 18 and 32 by Listing Multiples
The second method to find LCM for numbers 18 and 32 is to list out the common multiples for both nubmers and pick the first which matching:
Multiples of 18: 18, 36, 54, 72, 90, 108, 126, 144, 162, 180, 198, 216, 234, 252, 270, 288, 306, 324
Multiples of 32: 32, 64, 96, 128, 160, 192, 224, 256, 288, 320, 352
So the LCM for 18 and 32 is 288
Finding LCM for 18 and 32 by Prime Factorization
Another method to find LCM for numbers 18 and 32 is to list all Prime Factors for both numbers and multiply the highest exponent prime factors:
All Prime Factors of 18: 2, 3, 3 (exponent form: 21, 32)
All Prime Factors of 32: 2, 2, 2, 2, 2 (exponent form: 25)
25 × 32 = 288
Related Calculations
See Also
- Greatest Common Factor - Find the Greatest Common Factor (GCF) of two numbers
About "Least Common Multiple" Calculator
Least Common Multiple (LCM) also known as the Lowest Common Multiple or Smallest Common Multiple of 2 numbers - it is the smallest positive integer that is divisible by both numbers
"Least Common Multiple" Calculator
LCM Table
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What's the Least Common Multiple (LCM) of 18 and 32?
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- Наименьшее общее кратное 18 и 32