What is LCM of 420 and 308?

Example: Find lcm of 420 and 308 by Listing Method

• Multiples of 420: 420, 840, 1260, 1680, 2100, 2520, 2940, 3360, 3780, 4200, 4620, 5040, 5460, 5880, 6300, 6720, 7140, 7560, 7980, 8400, 8820, 9240, 9660, 10080, 10500, 10920, 11340, 11760, 12180, 12600, 13020, 13440, 13860, 14280, 14700, 15120, 15540, 15960, 16380, 16800, 17220, 17640, 18060, 18480, 18900, 19320, 19740, 20160, 20580, 21000, 21420, 21840, 22260, 22680, 23100, 23520, 23940, 24360, 24780, 25200, 25620, 26040, 26460, 26880, 27300, 27720, 28140, 28560, 28980, 29400, 29820, 30240, 30660, 31080, 31500, 31920, 32340, 32760, 33180, 33600, 34020, 34440, 34860, 35280, 35700, 36120, 36540, 36960, 37380, 37800, 38220, 38640, 39060, 39480, 39900, 40320, 40740, 41160, 41580, 42000, 42420, 42840, 43260, 43680, 44100, 44520, 44940, 45360, 45780, 46200, 46620, 47040, 47460, 47880, 48300, 48720, 49140, 49560, 49980, 50400, 50820, 51240, 51660, 52080, 52500, 52920, 53340, 53760, 54180, 54600, 55020, 55440, 55860, 56280, 56700, 57120, 57540, 57960, 58380, 58800, 59220, 59640, 60060, 60480, 60900, 61320, 61740, 62160, 62580, 63000, 63420, 63840, 64260, 64680, 65100, 65520, 65940, 66360, 66780, 67200, 67620, 68040, 68460, 68880, 69300, 69720, 70140, 70560, 70980, 71400, 71820, 72240, 72660, 73080, 73500, 73920, 74340, 74760, 75180, 75600, 76020, 76440, 76860, 77280, 77700, 78120, 78540, 78960, 79380, 79800, 80220, 80640, 81060, 81480, 81900, 82320, 82740, 83160, 83580, 84000, 84420, 84840, 85260, 85680, 86100, 86520, 86940, 87360, 87780, 88200, 88620, 89040, 89460, 89880, 90300, 90720, 91140, 91560, 91980, 92400, 92820, 93240, 93660, 94080, 94500, 94920, 95340, 95760, 96180, 96600, 97020, 97440, 97860, 98280, 98700, 99120, 99540, 99960, 100380, 100800, 101220, 101640, 102060, 102480, 102900, 103320, 103740, 104160, 104580, 105000, 105420, 105840, 106260, 106680, 107100, 107520, 107940, 108360, 108780, 109200, 109620, 110040, 110460, 110880, 111300, 111720, 112140, 112560, 112980, 113400, 113820, 114240, 114660, 115080, 115500, 115920, 116340, 116760, 117180, 117600, 118020, 118440, 118860, 119280, 119700, 120120, 120540, 120960, 121380, 121800, 122220, 122640, 123060, 123480, 123900, 124320, 124740, 125160, 125580, 126000, 126420, 126840, 127260, 127680, 128100, 128520, 128940, 129360
• Multiples of 308: 308, 616, 924, 1232, 1540, 1848, 2156, 2464, 2772, 3080, 3388, 3696, 4004, 4312, 4620, 4928, 5236, 5544, 5852, 6160, 6468, 6776, 7084, 7392, 7700, 8008, 8316, 8624, 8932, 9240, 9548, 9856, 10164, 10472, 10780, 11088, 11396, 11704, 12012, 12320, 12628, 12936, 13244, 13552, 13860, 14168, 14476, 14784, 15092, 15400, 15708, 16016, 16324, 16632, 16940, 17248, 17556, 17864, 18172, 18480, 18788, 19096, 19404, 19712, 20020, 20328, 20636, 20944, 21252, 21560, 21868, 22176, 22484, 22792, 23100, 23408, 23716, 24024, 24332, 24640, 24948, 25256, 25564, 25872, 26180, 26488, 26796, 27104, 27412, 27720, 28028, 28336, 28644, 28952, 29260, 29568, 29876, 30184, 30492, 30800, 31108, 31416, 31724, 32032, 32340, 32648, 32956, 33264, 33572, 33880, 34188, 34496, 34804, 35112, 35420, 35728, 36036, 36344, 36652, 36960, 37268, 37576, 37884, 38192, 38500, 38808, 39116, 39424, 39732, 40040, 40348, 40656, 40964, 41272, 41580, 41888, 42196, 42504, 42812, 43120, 43428, 43736, 44044, 44352, 44660, 44968, 45276, 45584, 45892, 46200, 46508, 46816, 47124, 47432, 47740, 48048, 48356, 48664, 48972, 49280, 49588, 49896, 50204, 50512, 50820, 51128, 51436, 51744, 52052, 52360, 52668, 52976, 53284, 53592, 53900, 54208, 54516, 54824, 55132, 55440, 55748, 56056, 56364, 56672, 56980, 57288, 57596, 57904, 58212, 58520, 58828, 59136, 59444, 59752, 60060, 60368, 60676, 60984, 61292, 61600, 61908, 62216, 62524, 62832, 63140, 63448, 63756, 64064, 64372, 64680, 64988, 65296, 65604, 65912, 66220, 66528, 66836, 67144, 67452, 67760, 68068, 68376, 68684, 68992, 69300, 69608, 69916, 70224, 70532, 70840, 71148, 71456, 71764, 72072, 72380, 72688, 72996, 73304, 73612, 73920, 74228, 74536, 74844, 75152, 75460, 75768, 76076, 76384, 76692, 77000, 77308, 77616, 77924, 78232, 78540, 78848, 79156, 79464, 79772, 80080, 80388, 80696, 81004, 81312, 81620, 81928, 82236, 82544, 82852, 83160, 83468, 83776, 84084, 84392, 84700, 85008, 85316, 85624, 85932, 86240, 86548, 86856, 87164, 87472, 87780, 88088, 88396, 88704, 89012, 89320, 89628, 89936, 90244, 90552, 90860, 91168, 91476, 91784, 92092, 92400, 92708, 93016, 93324, 93632, 93940, 94248, 94556, 94864, 95172, 95480, 95788, 96096, 96404, 96712, 97020, 97328, 97636, 97944, 98252, 98560, 98868, 99176, 99484, 99792, 100100, 100408, 100716, 101024, 101332, 101640, 101948, 102256, 102564, 102872, 103180, 103488, 103796, 104104, 104412, 104720, 105028, 105336, 105644, 105952, 106260, 106568, 106876, 107184, 107492, 107800, 108108, 108416, 108724, 109032, 109340, 109648, 109956, 110264, 110572, 110880, 111188, 111496, 111804, 112112, 112420, 112728, 113036, 113344, 113652, 113960, 114268, 114576, 114884, 115192, 115500, 115808, 116116, 116424, 116732, 117040, 117348, 117656, 117964, 118272, 118580, 118888, 119196, 119504, 119812, 120120, 120428, 120736, 121044, 121352, 121660, 121968, 122276, 122584, 122892, 123200, 123508, 123816, 124124, 124432, 124740, 125048, 125356, 125664, 125972, 126280, 126588, 126896, 127204, 127512, 127820, 128128, 128436, 128744, 129052, 129360

Hence, LCM of 420 and 308 is 4620.

Example: Find lcm of 420 and 308 by Common Division Method

Hence, LCM of 420 and 308 is 2 x 2 x 3 x 5 x 7 x 11 = 4620.

Example: Find lcm of 420 and 308 by Formula

• GCF of 420 and 308 = 28
• LCM of 420 and 308 = (420 x 308) / 28
• => 129360 / 28

Hence, LCM of 420 and 308 is 4620.