POWER
Math & Trig
Returns the result of a number raised to a power. Equivalent to using the ^ operator.
Translations
EnglishPOWER
FrenchPUISSANCE
SpanishPOTENCIA
GermanPOTENZ
ItalianPOTENZA
PortuguesePOTÊNCIA
DutchMACHT
PolishPOTĘGA
RussianСТЕПЕНЬ
TurkishKUVVET
CzechPOWER
HungarianHATVÁNY
SwedishUPPHÖJT.TILL
DanishPOTENS
FinnishPOTENSSI
Syntax
POWER(number, power)Arguments
numberThe base numberpowerThe exponent
Examples
=POWER(2,3)8
2 raised to the power of 3
=POWER(10,2)100
10 squared
=POWER(27,1/3)3
Cube root of 27
Tips & Best Practices
- •Use fractional power for roots (1/2 = square root)
- •Equivalent to number^power
- •Negative base with fractional power returns #NUM!
Common Mistakes
- •Forgetting POWER and the ^ operator do the exact same thing, and using both inconsistently across a workbook, which hurts readability without any functional benefit
- •Using a fractional exponent to calculate a root, like POWER(9,0.5) for a square root, without realizing SQRT is clearer and specifically built for that case
- •Trying to raise a negative number to a fractional power expecting a real result, when mathematically that returns a #NUM! error for most fractional exponents
Related Functions
Frequently Asked Questions
What's the difference between POWER and the ^ symbol?
None functionally - POWER(2,3) and 2^3 both return 8. POWER can be clearer in a formula that's already dense with parentheses.
Can POWER calculate a square root?
Yes, with a 0.5 exponent, like POWER(9,0.5) for the square root of 9, but SQRT(9) is more readable for that specific case.
Why does POWER return a #NUM! error for a negative base?
Raising a negative number to a non-integer power doesn't have a real-number result in most cases - Excel returns #NUM! rather than a complex number.
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