LCM for 140 and 160
What's the Least Common Multiple (LCM) of 140 and 160?
(One thousand, one hundred twenty)
Finding LCM for 140 and 160 using GCF's of these numbers
The first method to find LCM for numbers 140 and 160 is to find Greatest Common Factor (GCF) of these numbers. Here's the formula:
LCM = (Number1 × Number2) ÷ GCF
GCF of numbers 140 and 160 is 20, so
LCM = (140 × 160) ÷ 20
LCM = 22400 ÷ 20
LCM = 1120
Finding LCM for 140 and 160 by Listing Multiples
The second method to find LCM for numbers 140 and 160 is to list out the common multiples for both nubmers and pick the first which matching:
Multiples of 140: 140, 280, 420, 560, 700, 840, 980, 1120, 1260, 1400
Multiples of 160: 160, 320, 480, 640, 800, 960, 1120, 1280, 1440
So the LCM for 140 and 160 is 1120
Finding LCM for 140 and 160 by Prime Factorization
Another method to find LCM for numbers 140 and 160 is to list all Prime Factors for both numbers and multiply the highest exponent prime factors:
All Prime Factors of 140: 2, 2, 5, 7 (exponent form: 22, 51, 71)
All Prime Factors of 160: 2, 2, 2, 2, 2, 5 (exponent form: 25, 51)
25 × 51 × 71 = 1120
Related Calculations
LCM Table
Number 1 | Number 2 | LCM |
---|---|---|
125 | 160 | 4000 |
126 | 160 | 10080 |
127 | 160 | 20320 |
128 | 160 | 640 |
129 | 160 | 20640 |
130 | 160 | 2080 |
131 | 160 | 20960 |
132 | 160 | 5280 |
133 | 160 | 21280 |
134 | 160 | 10720 |
135 | 160 | 4320 |
136 | 160 | 2720 |
137 | 160 | 21920 |
138 | 160 | 11040 |
139 | 160 | 22240 |
140 | 160 | 1120 |
141 | 160 | 22560 |
142 | 160 | 11360 |
143 | 160 | 22880 |
144 | 160 | 1440 |
145 | 160 | 4640 |
146 | 160 | 11680 |
147 | 160 | 23520 |
148 | 160 | 5920 |
149 | 160 | 23840 |
150 | 160 | 2400 |
151 | 160 | 24160 |
152 | 160 | 3040 |
153 | 160 | 24480 |
154 | 160 | 12320 |
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