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Composite Number

3747

3747 is a odd composite number that follows 3746 and precedes 3748. It is composed of 4 distinct factors: 1, 3, 1249, 3747. Its prime factorization can be written as 3 × 1249. 3747 is classified as a deficient number based on the sum of its proper divisors. In computer science, 3747 is represented as 111010100011 in binary and EA3 in hexadecimal. Historically, it is written as MMMDCCXLVII in Roman numerals.

Roman Numeral
MMMDCCXLVII
LatinClassic
Binary
111010100011
Base 2
Hexadecimal
EA3
Base 16

Factor Analysis

4 Factors

Properties

ParityOdd
Perfect SquareNo
Perfect CubeNo
Digit Count4
Digit Sum21
Digital Root3
Sum of Factors5000
Aliquot Sum1253
ClassificationDeficient
Prime Factors2
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (3 × 1249) reveals 2 prime building blocks.

Canonical form
3 × 1249
31249
Divisibility Insights
  • Divisible by 2

    3747 ends in 7, so it is odd.

  • Divisible by 3

    The digit sum 21 is a multiple of 3.

  • Divisible by 4

    The last two digits 47 are not divisible by 4.

  • Divisible by 5

    3747 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 21 is not a multiple of 9.

  • Divisible by 10

    3747 does not end in 0.

  • Divisible by 11

    The alternating digit sum -7 is not a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 3747 within several notable number theory sequences:

Composite numbersDeficient numbers
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Deep dive

How 3747 breaks down

3747 carries 4 distinct factors and a digit signature of 21 (3 as the digital root). The deficient classification indicates that its proper divisors sum to 1253, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 111010100011 supports bitwise reasoning, hexadecimal EA3 aligns with computing notation, and the Roman numeral MMMDCCXLVII keeps the encyclopedic tradition alive. These attributes make 3747 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 3747 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (37423752) to tune search ranges, and educators feature 3747 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 3747 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 3747

Is 3747 a prime number?

3747 is composite with 4 total factors and the prime factorization 3 × 1249.

What is the prime factorization of 3747?

It breaks down as 3 × 1249, multiplying the primes 3 × 1249.

How is 3747 represented in binary and hexadecimal?

3747 converts to 111010100011 in binary and EA3 in hexadecimal, which are helpful for computer science applications.

Is 3747 a perfect square, cube, or triangular number?

3747 is not a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 3747?

The digits sum to 21, producing a digital root of 3. These tests power divisibility shortcuts for 3 and 9.