438
Number 438: Properties, Factors, and Mathematical Facts
Short answer
The number 438 is an even composite number with 8 positive divisors. Its prime factorization is 2 × 3 × 73. It is also an abundant number, which gives it several notable mathematical relationships.
Is 438 prime?
ClassificationCompositeParityEvenDivisor count8AbundanceAbundant
What is the prime factorization of 438?
Prime factorization
2 times 3 times 73
What are the divisors of 438?
Divisor count
8
Divisor sum
888
Proper divisor sum
450
- 1
- 2
- 3
- 6
- 73
- 146
- 219
- 438
How is 438 classified?
How is 438 represented in other numeral systems?
Decimal
438
Binary
110110110
Octal
666
Hexadecimal
1B6
Roman
CDXXXVIIILearn more →
In words
four hundred thirty eight
Roots and powers
Square root
20.928450 Approximate
Cube root
7.594363 Approximate
Nearest lower square
400
Nearest higher square
441
Nearest lower cube
343
Nearest higher cube
512
What are the digit properties of 438?
Which numbers are related to 438?
Why these results are true
- 438 is composite because it has positive divisors other than 1 and itself.
- 438 is abundant because the sum of its proper divisors (450) is greater than 438.
Compare this number
FAQ for 438
- Is 438 prime?
- No
- What is the prime factorization of 438?
- 2 × 3 × 73
- Is 438 a perfect square?
- No
- What is 438 in binary?
- 110110110
- What is 438 in Roman numerals?
- CDXXXVIII