4 to the power of 2 (4²) equals 16. This means 4 x 4 = 16. Result has 2 digits, prime factorisation 2 x 2 x 2 x 2....
4 TO THE POWER OF 2
16
4² = 4 × 4 = 16
Value
16
Base
4
Exponent
2
Number of digits
2
Digit sum
7
Even or odd?
Even
Divisible by 10?
No
Perfect square?
Yes ✓
STEP-BY-STEP
4² means multiply 4 by itself 2 times
4
4 × 4 = 16
4² = 16
PRIME FACTORISATION
16 = 2 × 2 × 2 × 2
= 4² (all factors are 4)
SAME VALUE — OTHER BASES
2⁴ = 16
FUN FACT
16 equals 2 to the 4. Also ounces in a pound.
4² means multiply 4 by itself 2 times.
Multiplication chain: 4 x 4 = 16.
The result is 16 - 2 digits, prime factorisation: 2 x 2 x 2 x 2.
Check: 4¹ x 4 = 4 x 4 = 16.
4² = 4 x 4 = 16. Digits: 2. Prime factors: 2 x 2 x 2 x 2. Also: 2⁴ = 16.
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Last updated: April 28, 2026 · Verified by EagleCalculator team · Eagle-eyed accuracy for every calculation.