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Composite Number

5121

5121 is a odd composite number that follows 5120 and precedes 5122. It is composed of 6 distinct factors: 1, 3, 9, 569, 1707, 5121. Its prime factorization can be written as 3^2 × 569. 5121 is classified as a deficient number based on the sum of its proper divisors. In computer science, 5121 is represented as 1010000000001 in binary and 1401 in hexadecimal.

Roman Numeral
N/A (1-3999)
LatinClassic
Binary
1010000000001
Base 2
Hexadecimal
1401
Base 16

Factor Analysis

6 Factors

Properties

ParityOdd
Perfect SquareNo
Perfect CubeNo
Digit Count4
Digit Sum9
Digital Root9
Sum of Factors7410
Aliquot Sum2289
ClassificationDeficient
Prime Factors3
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (3^2 × 569) reveals 3 prime building blocks.

Canonical form
3^2 × 569
33569
Divisibility Insights
  • Divisible by 2

    5121 ends in 1, so it is odd.

  • Divisible by 3

    The digit sum 9 is a multiple of 3.

  • Divisible by 4

    The last two digits 21 are not divisible by 4.

  • Divisible by 5

    5121 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 9 is a multiple of 9.

  • Divisible by 10

    5121 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 5121 within several notable number theory sequences:

Composite numbersDeficient numbers
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Deep dive

How 5121 breaks down

5121 carries 6 distinct factors and a digit signature of 9 (9 as the digital root). The deficient classification indicates that its proper divisors sum to 2289, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 1010000000001 supports bitwise reasoning, hexadecimal 1401 aligns with computing notation, and the Roman numeral N/A (1-3999) keeps the encyclopedic tradition alive. These attributes make 5121 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 5121 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (51165126) to tune search ranges, and educators feature 5121 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 5121 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 5121

Is 5121 a prime number?

5121 is composite with 6 total factors and the prime factorization 3^2 × 569.

What is the prime factorization of 5121?

It breaks down as 3^2 × 569, multiplying the primes 3 × 3 × 569.

How is 5121 represented in binary and hexadecimal?

5121 converts to 1010000000001 in binary and 1401 in hexadecimal, which are helpful for computer science applications.

Is 5121 a perfect square, cube, or triangular number?

5121 is not a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 5121?

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