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

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.

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See Also

Prime Number Checker - Find out whether a given number is Prime or not
Prime Factorization - Prime Factorization Calculator
Prime Numbers List - List of all Prime Numbers - how many Prime numbers are between

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Factors Table

Number	Factors
498	1, 2, 3, 6, 83, 166, 249, 498
499	1, 499
500	1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500
501	1, 3, 167, 501
502	1, 2, 251, 502
503	1, 503
504	1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504
505	1, 5, 101, 505
506	1, 2, 11, 22, 23, 46, 253, 506
507	1, 3, 13, 39, 169, 507
508	1, 2, 4, 127, 254, 508
509	1, 509
510	1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510
511	1, 7, 73, 511
512	1, 2, 4, 8, 16, 32, 64, 128, 256, 512
513	1, 3, 9, 19, 27, 57, 171, 513
514	1, 2, 257, 514
515	1, 5, 103, 515
516	1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516
517	1, 11, 47, 517
518	1, 2, 7, 14, 37, 74, 259, 518
519	1, 3, 173, 519
520	1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520
521	1, 521
522	1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522
523	1, 523
524	1, 2, 4, 131, 262, 524
525	1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525
526	1, 2, 263, 526
527	1, 17, 31, 527

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.