Factors of 513

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What are the Factors of 513?

Answer

Factors of 513:
1, 3, 9, 19, 27, 57, 171, 513

8 factors · 513 = 33 × 19 · composite

Underlined — prime: 3, 19 · 1 — neither prime nor composite · others — composite

Factor pairs of 513

√513 ≈ 22.65139192757171513

4 pairs: 1 × 513 · 3 × 171 · 9 × 57 · 19 × 27

Past √513 ≈ 22.65 every pair would repeat one already found — so checking stops at 22.

513 = 33 × 19 → (3 + 1) × (1 + 1) = 8 factors: add 1 to each exponent and multiply.

See Also

FAQ

What are the Factors of 513?

Factors of 513: 1, 3, 9, 19, 27, 57, 171, 513

How many factors does 513 have?

Number 513 has 8 factors

How many Factor Pairs does 513 have?

Number 513 has 4 factor pairs

Is 513 a prime or composite number?

Composite: 513 = 3³ × 19, so it has 8 factors — a prime has exactly two.

How many factors does 513 have excluding 1 and 513?

6: 3, 9, 19, 27, 57 and 171.