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Factors of 690

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What are the Factors of 690?

Answer

Factors of 690:

1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690

16 factors · 690 = 2 × 3 × 5 × 23 · composite

Underlined — prime: 2, 3, 5, 23 · 1 — neither prime nor composite · others — composite

Factor pairs of 690

1 × 690
2 × 345
3 × 230
5 × 138
6 × 115
10 × 69
15 × 46
23 × 30

√690 ≈ 26.27 — the last pair 23 × 30 sits here; past it pairs repeat.

690 = 2 × 3 × 5 × 23 → (1 + 1) × (1 + 1) × (1 + 1) × (1 + 1) = 16 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 of 690. Factors of 690: full list and factor pairs.

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Factors Table

Number	Factors
675	1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675
676	1, 2, 4, 13, 26, 52, 169, 338, 676
677	1, 677
678	1, 2, 3, 6, 113, 226, 339, 678
679	1, 7, 97, 679
680	1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680
681	1, 3, 227, 681
682	1, 2, 11, 22, 31, 62, 341, 682
683	1, 683
684	1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684
685	1, 5, 137, 685
686	1, 2, 7, 14, 49, 98, 343, 686
687	1, 3, 229, 687
688	1, 2, 4, 8, 16, 43, 86, 172, 344, 688
689	1, 13, 53, 689
690	1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690
691	1, 691
692	1, 2, 4, 173, 346, 692
693	1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693
694	1, 2, 347, 694
695	1, 5, 139, 695
696	1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 174, 232, 348, 696
697	1, 17, 41, 697
698	1, 2, 349, 698
699	1, 3, 233, 699
700	1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700
701	1, 701
702	1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702
703	1, 19, 37, 703
704	1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 704

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FAQ

What are the Factors of 690?

Factors of 690: 1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690

How many factors does 690 have?

Number 690 has 16 factors

How many Factor Pairs does 690 have?

Number 690 has 8 factor pairs

Is 690 a prime or composite number?

Composite: 690 = 2 × 3 × 5 × 23, so it has 16 factors — a prime has exactly two.

How many factors does 690 have excluding 1 and 690?

14: 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230 and 345.