LCM for 72 and 98

What's the Least Common Multiple (LCM) of 72 and 98?

Answer: LCM of 72 and 98 is 3,528

(Three thousand, five hundred twenty-eight)

Finding LCM for 72 and 98 using GCF's of these numbers

The first method to find LCM for numbers 72 and 98 is to find Greatest Common Factor (GCF) of these numbers. Here's the formula:

LCM = (Number1 × Number2) ÷ GCF

GCF of numbers 72 and 98 is 2, so

LCM = (72 × 98) ÷ 2

LCM = 7056 ÷ 2

LCM = 3528

Finding LCM for 72 and 98 by Listing Multiples

The second method to find LCM for numbers 72 and 98 is to list out the common multiples for both nubmers and pick the first which matching:

Multiples of 72: 72, 144, 216, 288, 360, 432, 504, 576, 648, 720, 792, 864, 936, 1008, 1080, 1152, 1224, 1296, 1368, 1440, 1512, 1584, 1656, 1728, 1800, 1872, 1944, 2016, 2088, 2160, 2232, 2304, 2376, 2448, 2520, 2592, 2664, 2736, 2808, 2880, 2952, 3024, 3096, 3168, 3240, 3312, 3384, 3456, 3528, 3600, 3672

Multiples of 98: 98, 196, 294, 392, 490, 588, 686, 784, 882, 980, 1078, 1176, 1274, 1372, 1470, 1568, 1666, 1764, 1862, 1960, 2058, 2156, 2254, 2352, 2450, 2548, 2646, 2744, 2842, 2940, 3038, 3136, 3234, 3332, 3430, 3528, 3626, 3724

So the LCM for 72 and 98 is 3528

Finding LCM for 72 and 98 by Prime Factorization

Another method to find LCM for numbers 72 and 98 is to list all Prime Factors for both numbers and multiply the highest exponent prime factors:

All Prime Factors of 72: 2, 2, 2, 3, 3 (exponent form: 23, 32)

All Prime Factors of 98: 2, 7, 7 (exponent form: 21, 72)

23 × 32 × 72 = 3528

LCM Table

Number 1Number 2LCM
57985586
58982842
59985782
60982940
61985978
62983038
6398882
64983136
65986370
66983234
67986566
68983332
69986762
7098
71986958
7298
73987154
74983626
75987350
76983724
77981078
7898
79987742
80983920
81987938
82984018
83988134
8498588
85988330
86984214

About "Least Common Multiple" Calculator

This calculator will help you find the Least Common Multiple (LCM) of two numbers. For example, it can help you find out what's the Least Common Multiple (LCM) of 72 and 98? (The answer is: 3528). Select the first number (e.g. '72') and the second number (e.g. '98'). After that hit the 'Calculate' button.
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

FAQ

What's the Least Common Multiple (LCM) of 72 and 98?

LCM of 72 and 98 is 3,528