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Composite Number

2907

2907 is a odd composite number that follows 2906 and precedes 2908. It is composed of 12 distinct factors: 1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907. Its prime factorization can be written as 3^2 × 17 × 19. 2907 is classified as a deficient number based on the sum of its proper divisors. In computer science, 2907 is represented as 101101011011 in binary and B5B in hexadecimal. Historically, it is written as MMCMVII in Roman numerals.

Roman Numeral
MMCMVII
LatinClassic
Binary
101101011011
Base 2
Hexadecimal
B5B
Base 16

Factor Analysis

12 Factors

Properties

ParityOdd
Perfect SquareNo
Perfect CubeNo
Digit Count4
Digit Sum18
Digital Root9
Sum of Factors4680
Aliquot Sum1773
ClassificationDeficient
Prime Factors4
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (3^2 × 17 × 19) reveals 4 prime building blocks.

Canonical form
3^2 × 17 × 19
331719
Divisibility Insights
  • Divisible by 2

    2907 ends in 7, so it is odd.

  • Divisible by 3

    The digit sum 18 is a multiple of 3.

  • Divisible by 4

    The last two digits 07 are not divisible by 4.

  • Divisible by 5

    2907 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 18 is a multiple of 9.

  • Divisible by 10

    2907 does not end in 0.

  • Divisible by 11

    The alternating digit sum -14 is not a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 2907 within several notable number theory sequences:

Composite numbersDeficient numbers
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Deep dive

How 2907 breaks down

2907 carries 12 distinct factors and a digit signature of 18 (9 as the digital root). The deficient classification indicates that its proper divisors sum to 1773, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 101101011011 supports bitwise reasoning, hexadecimal B5B aligns with computing notation, and the Roman numeral MMCMVII keeps the encyclopedic tradition alive. These attributes make 2907 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 2907 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (29022912) to tune search ranges, and educators feature 2907 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 2907 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 2907

Is 2907 a prime number?

2907 is composite with 12 total factors and the prime factorization 3^2 × 17 × 19.

What is the prime factorization of 2907?

It breaks down as 3^2 × 17 × 19, multiplying the primes 3 × 3 × 17 × 19.

How is 2907 represented in binary and hexadecimal?

2907 converts to 101101011011 in binary and B5B in hexadecimal, which are helpful for computer science applications.

Is 2907 a perfect square, cube, or triangular number?

2907 is not a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 2907?

The digits sum to 18, producing a digital root of 9. These tests power divisibility shortcuts for 3 and 9.