2918
2918 is a even composite number that follows 2917 and precedes 2919. It is composed of 4 distinct factors: 1, 2, 1459, 2918. Its prime factorization can be written as 2 × 1459. 2918 is classified as a deficient number based on the sum of its proper divisors. In computer science, 2918 is represented as 101101100110 in binary and B66 in hexadecimal. Historically, it is written as MMCMXVIII in Roman numerals.
Factor Analysis
4 FactorsProperties
The prime factorization (2 × 1459) reveals 2 prime building blocks.
Divisible by 2
2918 ends in 8, so it is even.
Divisible by 3
The digit sum 20 is not a multiple of 3.
Divisible by 4
The last two digits 18 are not divisible by 4.
Divisible by 5
2918 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 20 is not a multiple of 9.
Divisible by 10
2918 does not end in 0.
Divisible by 11
The alternating digit sum -14 is not a multiple of 11.
Deficient classification and digit analytics place 2918 within several notable number theory sequences:
Timeline
Deep dive
How 2918 breaks down
2918 carries 4 distinct factors and a digit signature of 20 (2 as the digital root). The deficient classification indicates that its proper divisors sum to 1462, which stays below the number, offering a quick glimpse into its abundance profile.
Numeral conversions provide additional context: the binary form 101101100110 supports bitwise reasoning, hexadecimal B66 aligns with computing notation, and the Roman numeral MMCMXVIII keeps the encyclopedic tradition alive. These attributes make 2918 useful for math olympiad problems, puzzle design, and code challenges alike.
Context
Where 2918 shows up
Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (2913–2923) to tune search ranges, and educators feature 2918 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 2918 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 2918
Is 2918 a prime number?
2918 is composite with 4 total factors and the prime factorization 2 × 1459.
What is the prime factorization of 2918?
It breaks down as 2 × 1459, multiplying the primes 2 × 1459.
How is 2918 represented in binary and hexadecimal?
2918 converts to 101101100110 in binary and B66 in hexadecimal, which are helpful for computer science applications.
Is 2918 a perfect square, cube, or triangular number?
2918 is not a perfect square, is not a perfect cube, and is not triangular.
What are the digit sum and digital root of 2918?
The digits sum to 20, producing a digital root of 2. These tests power divisibility shortcuts for 3 and 9.