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Composite Number

712

712 is a even composite number that follows 711 and precedes 713. It is composed of 8 distinct factors: 1, 2, 4, 8, 89, 178, 356, 712. Its prime factorization can be written as 2^3 × 89. 712 is classified as a deficient number based on the sum of its proper divisors. In computer science, 712 is represented as 1011001000 in binary and 2C8 in hexadecimal. Historically, it is written as DCCXII in Roman numerals.

Roman Numeral
DCCXII
LatinClassic
Binary
1011001000
Base 2
Hexadecimal
2C8
Base 16

Factor Analysis

8 Factors

Properties

ParityEven
Perfect SquareNo
Perfect CubeNo
Digit Count3
Digit Sum10
Digital Root1
Sum of Factors1350
Aliquot Sum638
ClassificationDeficient
Prime Factors4
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (2^3 × 89) reveals 4 prime building blocks.

Canonical form
2^3 × 89
22289
Divisibility Insights
  • Divisible by 2

    712 ends in 2, so it is even.

  • Divisible by 3

    The digit sum 10 is not a multiple of 3.

  • Divisible by 4

    The last two digits 12 form a multiple of 4.

  • Divisible by 5

    712 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 10 is not a multiple of 9.

  • Divisible by 10

    712 does not end in 0.

  • Divisible by 11

    The alternating digit sum 8 is not a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 712 within several notable number theory sequences:

Composite numbersDeficient numbers
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Deep dive

How 712 breaks down

712 carries 8 distinct factors and a digit signature of 10 (1 as the digital root). The deficient classification indicates that its proper divisors sum to 638, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 1011001000 supports bitwise reasoning, hexadecimal 2C8 aligns with computing notation, and the Roman numeral DCCXII keeps the encyclopedic tradition alive. These attributes make 712 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 712 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (707717) to tune search ranges, and educators feature 712 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 712 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 712

Is 712 a prime number?

712 is composite with 8 total factors and the prime factorization 2^3 × 89.

What is the prime factorization of 712?

It breaks down as 2^3 × 89, multiplying the primes 2 × 2 × 2 × 89.

How is 712 represented in binary and hexadecimal?

712 converts to 1011001000 in binary and 2C8 in hexadecimal, which are helpful for computer science applications.

Is 712 a perfect square, cube, or triangular number?

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

What are the digit sum and digital root of 712?

The digits sum to 10, producing a digital root of 1. These tests power divisibility shortcuts for 3 and 9.