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Composite Number

1010

1010 is a even composite number that follows 1009 and precedes 1011. It is composed of 8 distinct factors: 1, 2, 5, 10, 101, 202, 505, 1010. Its prime factorization can be written as 2 × 5 × 101. 1010 is classified as a deficient number based on the sum of its proper divisors. In computer science, 1010 is represented as 1111110010 in binary and 3F2 in hexadecimal. Historically, it is written as MX in Roman numerals.

Roman Numeral
MX
LatinClassic
Binary
1111110010
Base 2
Hexadecimal
3F2
Base 16

Factor Analysis

8 Factors

Properties

ParityEven
Perfect SquareNo
Perfect CubeNo
Digit Count4
Digit Sum2
Digital Root2
Sum of Factors1836
Aliquot Sum826
ClassificationDeficient
Prime Factors3
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (2 × 5 × 101) reveals 3 prime building blocks.

Canonical form
2 × 5 × 101
25101
Divisibility Insights
  • Divisible by 2

    1010 ends in 0, so it is even.

  • Divisible by 3

    The digit sum 2 is not a multiple of 3.

  • Divisible by 4

    The last two digits 10 are not divisible by 4.

  • Divisible by 5

    1010 ends in 0, so it is divisible by 5.

  • Divisible by 6

    A number must be divisible by 2 and 3 to pass the 6-test.

  • Divisible by 9

    The digit sum 2 is not a multiple of 9.

  • Divisible by 10

    1010 ends in 0.

  • Divisible by 11

    The alternating digit sum 2 is not a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 1010 within several notable number theory sequences:

Composite numbersDeficient numbers
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Deep dive

How 1010 breaks down

1010 carries 8 distinct factors and a digit signature of 2 (2 as the digital root). The deficient classification indicates that its proper divisors sum to 826, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 1111110010 supports bitwise reasoning, hexadecimal 3F2 aligns with computing notation, and the Roman numeral MX keeps the encyclopedic tradition alive. These attributes make 1010 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 1010 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (10051015) to tune search ranges, and educators feature 1010 in worksheets about factor trees. Its binary footprint of length 10 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 1010 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 1010

Is 1010 a prime number?

1010 is composite with 8 total factors and the prime factorization 2 × 5 × 101.

What is the prime factorization of 1010?

It breaks down as 2 × 5 × 101, multiplying the primes 2 × 5 × 101.

How is 1010 represented in binary and hexadecimal?

1010 converts to 1111110010 in binary and 3F2 in hexadecimal, which are helpful for computer science applications.

Is 1010 a perfect square, cube, or triangular number?

1010 is not a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 1010?

The digits sum to 2, producing a digital root of 2. These tests power divisibility shortcuts for 3 and 9.