31000
Number 31000: Properties, Factors, and Mathematical Facts
Short answer
The number 31000 is an even composite number with 32 positive divisors. Its prime factorization is 2³ × 5³ × 31. It is also an abundant number, which gives it several notable mathematical relationships.
Is 31000 prime?
ClassificationCompositeParityEvenDivisor count32AbundanceAbundant
What is the prime factorization of 31000?
Prime factorization
2 cubed times 5 cubed times 31
What are the divisors of 31000?
Divisor count
32
Divisor sum
74,880
Proper divisor sum
43,880
- 1
- 2
- 4
- 5
- 8
- 10
- 20
- 25
- 31
- 40
- 50
- 62
- 100
- 124
- 125
- 155
- 200
- 248
- 250
- 310
- 500
- 620
- 775
- 1000
How is 31000 classified?
How is 31000 represented in other numeral systems?
Decimal
31000
Binary
111100100011000
Octal
74430
Hexadecimal
7918
Roman
No conventional Roman numeral
In words
thirty one thousand
Roots and powers
Square root
176.068169 Approximate
Cube root
31.413807 Approximate
Nearest lower square
30976
Nearest higher square
31329
Nearest lower cube
29791
Nearest higher cube
32768
What are the digit properties of 31000?
Which numbers are related to 31000?
Why these results are true
- 31000 is composite because it has positive divisors other than 1 and itself.
- 31000 is abundant because the sum of its proper divisors (43880) is greater than 31000.
Compare this number
FAQ for 31000
- Is 31000 prime?
- No
- What is the prime factorization of 31000?
- 2³ × 5³ × 31
- Is 31000 a perfect square?
- No
- What is 31000 in binary?
- 111100100011000