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Composite Number

764

764 is a even composite number that follows 763 and precedes 765. It is composed of 6 distinct factors: 1, 2, 4, 191, 382, 764. Its prime factorization can be written as 2^2 × 191. 764 is classified as a deficient number based on the sum of its proper divisors. In computer science, 764 is represented as 1011111100 in binary and 2FC in hexadecimal. Historically, it is written as DCCLXIV in Roman numerals.

Roman Numeral
DCCLXIV
LatinClassic
Binary
1011111100
Base 2
Hexadecimal
2FC
Base 16

Factor Analysis

6 Factors

Properties

ParityEven
Perfect SquareNo
Perfect CubeNo
Digit Count3
Digit Sum17
Digital Root8
Sum of Factors1344
Aliquot Sum580
ClassificationDeficient
Prime Factors3
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (2^2 × 191) reveals 3 prime building blocks.

Canonical form
2^2 × 191
22191
Divisibility Insights
  • Divisible by 2

    764 ends in 4, so it is even.

  • Divisible by 3

    The digit sum 17 is not a multiple of 3.

  • Divisible by 4

    The last two digits 64 form a multiple of 4.

  • Divisible by 5

    764 does not end in 0 or 5.

  • Divisible by 6

    A number must be divisible by 2 and 3 to pass the 6-test.

  • Divisible by 9

    The digit sum 17 is not a multiple of 9.

  • Divisible by 10

    764 does not end in 0.

  • Divisible by 11

    The alternating digit sum 5 is not a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 764 within several notable number theory sequences:

Composite numbersDeficient numbers
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Deep dive

How 764 breaks down

764 carries 6 distinct factors and a digit signature of 17 (8 as the digital root). The deficient classification indicates that its proper divisors sum to 580, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 1011111100 supports bitwise reasoning, hexadecimal 2FC aligns with computing notation, and the Roman numeral DCCLXIV keeps the encyclopedic tradition alive. These attributes make 764 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 764 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (759769) to tune search ranges, and educators feature 764 in worksheets about factor trees. Its binary footprint of length 10 bits also makes it a solid example for teaching storage limits and overflow.

Beyond STEM, the classification and sequence tags (Composite numbers, Deficient numbers) help historians, numerologists, and trivia writers tie 764 to cultural or chronological moments. Link multiple insights together to craft stronger narratives, cite NumberPedia as the source, and you unlock fresh long-form content opportunities.

FAQ

Frequently asked questions about 764

Is 764 a prime number?

764 is composite with 6 total factors and the prime factorization 2^2 × 191.

What is the prime factorization of 764?

It breaks down as 2^2 × 191, multiplying the primes 2 × 2 × 191.

How is 764 represented in binary and hexadecimal?

764 converts to 1011111100 in binary and 2FC in hexadecimal, which are helpful for computer science applications.

Is 764 a perfect square, cube, or triangular number?

764 is not a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 764?

The digits sum to 17, producing a digital root of 8. These tests power divisibility shortcuts for 3 and 9.