• ← IntegerQ
• → Negative

MachineNumberQ

WMA link

MachineNumberQ[expr]

returns True if expr is a machine-precision real or complex number.

= True

• • MachineNumberQ[3.14159265358979324]

• • MachineNumberQ[1.5 + 2.3 I]

• • MachineNumberQ[2.71828182845904524 + 3.14159265358979324 I]