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Composite Number

7988

7988 is a even composite number that follows 7987 and precedes 7989. It is composed of 6 distinct factors: 1, 2, 4, 1997, 3994, 7988. Its prime factorization can be written as 2^2 × 1997. 7988 is classified as a deficient number based on the sum of its proper divisors. In computer science, 7988 is represented as 1111100110100 in binary and 1F34 in hexadecimal.

Roman Numeral
N/A (1-3999)
LatinClassic
Binary
1111100110100
Base 2
Hexadecimal
1F34
Base 16

Factor Analysis

6 Factors

Properties

ParityEven
Perfect SquareNo
Perfect CubeNo
Digit Count4
Digit Sum32
Digital Root5
Sum of Factors13986
Aliquot Sum5998
ClassificationDeficient
Prime Factors3
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (2^2 × 1997) reveals 3 prime building blocks.

Canonical form
2^2 × 1997
221997
Divisibility Insights
  • Divisible by 2

    7988 ends in 8, so it is even.

  • Divisible by 3

    The digit sum 32 is not a multiple of 3.

  • Divisible by 4

    The last two digits 88 form a multiple of 4.

  • Divisible by 5

    7988 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 32 is not a multiple of 9.

  • Divisible by 10

    7988 does not end in 0.

  • Divisible by 11

    The alternating digit sum -2 is not a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 7988 within several notable number theory sequences:

Composite numbersDeficient numbers
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Deep dive

How 7988 breaks down

7988 carries 6 distinct factors and a digit signature of 32 (5 as the digital root). The deficient classification indicates that its proper divisors sum to 5998, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 1111100110100 supports bitwise reasoning, hexadecimal 1F34 aligns with computing notation, and the Roman numeral N/A (1-3999) keeps the encyclopedic tradition alive. These attributes make 7988 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 7988 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (79837993) to tune search ranges, and educators feature 7988 in worksheets about factor trees. Its binary footprint of length 13 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 7988 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 7988

Is 7988 a prime number?

7988 is composite with 6 total factors and the prime factorization 2^2 × 1997.

What is the prime factorization of 7988?

It breaks down as 2^2 × 1997, multiplying the primes 2 × 2 × 1997.

How is 7988 represented in binary and hexadecimal?

7988 converts to 1111100110100 in binary and 1F34 in hexadecimal, which are helpful for computer science applications.

Is 7988 a perfect square, cube, or triangular number?

7988 is not a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 7988?

The digits sum to 32, producing a digital root of 5. These tests power divisibility shortcuts for 3 and 9.