Multiples of 78
2026-02-28 10:58 Diff

LCM of 7 and 78 is 546.  
LCM refers to the Least Common Multiple of two or more numbers. While we find out the LCM of 7 and 78 using the listing method, we need to list the multiples of both 7 and 78.

Multiples of 7 are 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91, 98, 105, 112, 119, 126, 133, 140, 147, 154, 161, 168, 175, 182, 189, 196, 203, 210, 217, 224, 231, 238, 245, 252, 259, 266, 273, 280, 287, 294, 301, 308, 315, 322, 329, 336, 343, 350, 357, 364, 371, 378, 385, 392, 399, 406, 413, 420, 427, 434, 441, 448, 455, 462, 469, 476, 483, 490, 497, 504, 511, 518, 525, 532, 539, 546, 553, 560, 567, 574, 581, 588, 595, 602, 609, 616, 623, 630, 637, 644, 651, 658, 665, 672, 679, 686, 693, 700,...  
Multiples of 78 are 78, 156, 234, 312, 390, 468, 546, 624, 702, 780,...

Here, the smallest common number that appears in both lists is 546.  
LCM of 7 and 78 = 546.