358
358 is a even composite number that follows 357 and precedes 359. It is composed of 4 distinct factors: 1, 2, 179, 358. Its prime factorization can be written as 2 × 179. 358 is classified as a deficient number based on the sum of its proper divisors. In computer science, 358 is represented as 101100110 in binary and 166 in hexadecimal. Historically, it is written as CCCLVIII in Roman numerals.
Factor Analysis
4 FactorsProperties
The prime factorization (2 × 179) reveals 2 prime building blocks.
Divisible by 2
358 ends in 8, so it is even.
Divisible by 3
The digit sum 16 is not a multiple of 3.
Divisible by 4
The last two digits 58 are not divisible by 4.
Divisible by 5
358 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 16 is not a multiple of 9.
Divisible by 10
358 does not end in 0.
Divisible by 11
The alternating digit sum 6 is not a multiple of 11.
Deficient classification and digit analytics place 358 within several notable number theory sequences:
Timeline
Deep dive
How 358 breaks down
358 carries 4 distinct factors and a digit signature of 16 (7 as the digital root). The deficient classification indicates that its proper divisors sum to 182, which stays below the number, offering a quick glimpse into its abundance profile.
Numeral conversions provide additional context: the binary form 101100110 supports bitwise reasoning, hexadecimal 166 aligns with computing notation, and the Roman numeral CCCLVIII keeps the encyclopedic tradition alive. These attributes make 358 useful for math olympiad problems, puzzle design, and code challenges alike.
Context
Where 358 shows up
Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (353–363) to tune search ranges, and educators feature 358 in worksheets about factor trees. Its binary footprint of length 9 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 358 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 358
Is 358 a prime number?
358 is composite with 4 total factors and the prime factorization 2 × 179.
What is the prime factorization of 358?
It breaks down as 2 × 179, multiplying the primes 2 × 179.
How is 358 represented in binary and hexadecimal?
358 converts to 101100110 in binary and 166 in hexadecimal, which are helpful for computer science applications.
Is 358 a perfect square, cube, or triangular number?
358 is not a perfect square, is not a perfect cube, and is not triangular.
What are the digit sum and digital root of 358?
The digits sum to 16, producing a digital root of 7. These tests power divisibility shortcuts for 3 and 9.