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Composite Number

3979

3979 is a odd composite number that follows 3978 and precedes 3980. It is composed of 4 distinct factors: 1, 23, 173, 3979. Its prime factorization can be written as 23 × 173. 3979 is classified as a deficient number based on the sum of its proper divisors. In computer science, 3979 is represented as 111110001011 in binary and F8B in hexadecimal. Historically, it is written as MMMCMLXXIX in Roman numerals.

Roman Numeral
MMMCMLXXIX
LatinClassic
Binary
111110001011
Base 2
Hexadecimal
F8B
Base 16

Factor Analysis

4 Factors

Properties

ParityOdd
Perfect SquareNo
Perfect CubeNo
Digit Count4
Digit Sum28
Digital Root1
Sum of Factors4176
Aliquot Sum197
ClassificationDeficient
Prime Factors2
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (23 × 173) reveals 2 prime building blocks.

Canonical form
23 × 173
23173
Divisibility Insights
  • Divisible by 2

    3979 ends in 9, so it is odd.

  • Divisible by 3

    The digit sum 28 is not a multiple of 3.

  • Divisible by 4

    The last two digits 79 are not divisible by 4.

  • Divisible by 5

    3979 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 28 is not a multiple of 9.

  • Divisible by 10

    3979 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 3979 within several notable number theory sequences:

Composite numbersDeficient numbers
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Deep dive

How 3979 breaks down

3979 carries 4 distinct factors and a digit signature of 28 (1 as the digital root). The deficient classification indicates that its proper divisors sum to 197, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 111110001011 supports bitwise reasoning, hexadecimal F8B aligns with computing notation, and the Roman numeral MMMCMLXXIX keeps the encyclopedic tradition alive. These attributes make 3979 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 3979 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (39743984) to tune search ranges, and educators feature 3979 in worksheets about factor trees. Its binary footprint of length 12 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 3979 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 3979

Is 3979 a prime number?

3979 is composite with 4 total factors and the prime factorization 23 × 173.

What is the prime factorization of 3979?

It breaks down as 23 × 173, multiplying the primes 23 × 173.

How is 3979 represented in binary and hexadecimal?

3979 converts to 111110001011 in binary and F8B in hexadecimal, which are helpful for computer science applications.

Is 3979 a perfect square, cube, or triangular number?

3979 is not a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 3979?

The digits sum to 28, producing a digital root of 1. These tests power divisibility shortcuts for 3 and 9.