490
Number 490: Properties, Factors, and Mathematical Facts
Short answer
The number 490 is an even composite number with 12 positive divisors. Its prime factorization is 2 × 5 × 7². It is also an abundant number, which gives it several notable mathematical relationships.
Is 490 prime?
ClassificationCompositeParityEvenDivisor count12AbundanceAbundant
What is the prime factorization of 490?
Prime factorization
2 times 5 times 7 squared
What are the divisors of 490?
Divisor count
12
Divisor sum
1,026
Proper divisor sum
536
- 1
- 2
- 5
- 7
- 10
- 14
- 35
- 49
- 70
- 98
- 245
- 490
How is 490 classified?
How is 490 represented in other numeral systems?
Decimal
490
Binary
111101010
Octal
752
Hexadecimal
1EA
Roman
CDXCLearn more →
In words
four hundred ninety
Roots and powers
Square root
22.135944 Approximate
Cube root
7.883735 Approximate
Nearest lower square
484
Nearest higher square
529
Nearest lower cube
343
Nearest higher cube
512
What are the digit properties of 490?
Which numbers are related to 490?
Why these results are true
- 490 is composite because it has positive divisors other than 1 and itself.
- 490 is abundant because the sum of its proper divisors (536) is greater than 490.
Compare this number
FAQ for 490
- Is 490 prime?
- No
- What is the prime factorization of 490?
- 2 × 5 × 7²
- Is 490 a perfect square?
- No
- What is 490 in binary?
- 111101010
- What is 490 in Roman numerals?
- CDXC