7 to the power of 3 (7³) equals 343. This means 7 x 7 x 7 = 343. Result has 3 digits, prime factorisation 7 x 7 x 7....
7 TO THE POWER OF 3
343
7³ = 7 × 7 × 7 = 343
Value
343
Base
7
Exponent
3
Number of digits
3
Digit sum
10
Even or odd?
Odd
Divisible by 10?
No
Perfect square?
No
STEP-BY-STEP
7³ means multiply 7 by itself 3 times
7
7 × 7 = 49
49 × 7 = 343
7³ = 343
PRIME FACTORISATION
343 = 7 × 7 × 7
= 7³ (all factors are 7, which is prime)
FUN FACT
343 is a perfect cube.
POWERS OF 7 (1 → 3)
ALL POWERS OF 7 (1–10)
EXPONENT LAWS
7³ means multiply 7 by itself 3 times.
Multiplication chain: 7 x 7 x 7 = 343.
The result is 343 - 3 digits, prime factorisation: 7 x 7 x 7.
Check: 7² x 7 = 49 x 7 = 343.
7³ = 7 x 7 x 7 = 343. Digits: 3. Prime factors: 7 x 7 x 7.
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Last updated: April 28, 2026 · Verified by EagleCalculator team · Eagle-eyed accuracy for every calculation.