LCM

Description

Calculates the least common multiple (LCM) of two integers. Note that the result may overflow.

Syntax

LCM(<a>, <b>)

Parameters

Parameter	Description
<a>	The first integer
<b>	The second integer

Return Value

Returns the least common multiple of <a> and <b>. If any input is NULL, returns NULL.

Examples

select lcm(12, 18);

+------------+
| lcm(12,18) |
+------------+
|         36 |
+------------+

select lcm(0, 10);

+-----------+
| lcm(0,10) |
+-----------+
|         0 |
+-----------+

select lcm(-4, 6);

+-----------+
| lcm(-4,6) |
+-----------+
|        12 |
+-----------+

select lcm(-170141183460469231731687303715884105728, 3);

ERROR 1105 (HY000): errCode = 2, detailMessage = Can not convert to legacy literal: 510423550381407695195061911147652317184

select lcm(-4, NULL);

+---------------+
| lcm(-4, NULL) |
+---------------+
|          NULL |
+---------------+