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Prime Number

4591

4591 is a odd prime number that follows 4590 and precedes 4592. As a prime number, 4591 is only divisible by 1 and itself. It holds a unique position in the sequence of integers. Its prime factorization is simply 4591. 4591 is classified as a deficient number based on the sum of its proper divisors. In computer science, 4591 is represented as 1000111101111 in binary and 11EF in hexadecimal.

Roman Numeral
N/A (1-3999)
LatinClassic
Binary
1000111101111
Base 2
Hexadecimal
11EF
Base 16

Factor Analysis

2 Factors

Properties

ParityOdd
Perfect SquareNo
Perfect CubeNo
Digit Count4
Digit Sum19
Digital Root1
Sum of Factors4592
Aliquot Sum1
ClassificationDeficient
Prime Factors1
SequencesPrime numbers, Deficient numbers
Prime Factorization

4591 is prime, so its only factors are 1 and 4591.

Canonical form
4591
4591
Divisibility Insights
  • Divisible by 2

    4591 ends in 1, so it is odd.

  • Divisible by 3

    The digit sum 19 is not a multiple of 3.

  • Divisible by 4

    The last two digits 91 are not divisible by 4.

  • Divisible by 5

    4591 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 19 is not a multiple of 9.

  • Divisible by 10

    4591 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 4591 within several notable number theory sequences:

Prime numbersDeficient numbers
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Deep dive

How 4591 breaks down

4591 carries 2 distinct factors and a digit signature of 19 (1 as the digital root). The deficient classification indicates that its proper divisors sum to 1, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 1000111101111 supports bitwise reasoning, hexadecimal 11EF aligns with computing notation, and the Roman numeral N/A (1-3999) keeps the encyclopedic tradition alive. These attributes make 4591 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 4591 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (45864596) to tune search ranges, and educators feature 4591 in worksheets about prime identification. 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 (Prime numbers, Deficient numbers) help historians, numerologists, and trivia writers tie 4591 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 4591

Is 4591 a prime number?

4591 is prime, meaning it is only divisible by 1 and itself.

What is the prime factorization of 4591?

4591 is already prime, so the factorization is simply 4591.

How is 4591 represented in binary and hexadecimal?

4591 converts to 1000111101111 in binary and 11EF in hexadecimal, which are helpful for computer science applications.

Is 4591 a perfect square, cube, or triangular number?

4591 is not a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 4591?

The digits sum to 19, producing a digital root of 1. These tests power divisibility shortcuts for 3 and 9.