The lcm( Command

Command Summary

Finds the least common multiple of two values.

Command Syntax

lcm(value1, value2)

Menu Location

Press:

1. MATH to access the math menu.
2. RIGHT to access the NUM submenu.
3. 8 to select lcm(, or use arrows.

Calculator Compatibility

TI-83/84/+/SE

Token Size

2 bytes

Returns the least common multiple (LCM) of two nonnegative integers; lcm(a,b) is equivalent to ab/gcd(a,b). Also works on lists.

lcm(8,6)
     24
lcm({9,12},6)
     {18 12}
lcm({14,12},{6,8})
     {42 24}

Error Conditions

• ERR:DIM MISMATCH is thrown if the arguments are two lists that don't have the same number of elements.
• ERR:DOMAIN is thrown if the arguments aren't positive integers (or lists of positive integers) less than 1e12.

Related Commands

• gcd(

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