400389
Number 400389: Properties, Factors, and Mathematical Facts
Short answer
The number 400389 is an odd composite number with 12 positive divisors. Its prime factorization is 3 × 11² × 1103. It is also a deficient number, which gives it several notable mathematical relationships.
Is 400389 prime?
ClassificationCompositeParityOddDivisor count12AbundanceDeficient
What is the prime factorization of 400389?
Prime factorization
3 times 11 squared times 1103
What are the divisors of 400389?
Divisor count
12
Divisor sum
587,328
Proper divisor sum
186,939
- 1
- 3
- 11
- 33
- 121
- 363
- 1103
- 3309
- 12133
- 36399
- 133463
- 400389
How is 400389 classified?
How is 400389 represented in other numeral systems?
Decimal
400389
Binary
1100001110000000101
Octal
1416005
Hexadecimal
61C05
Roman
No conventional Roman numeral
In words
four hundred thousand three hundred eighty nine
Roots and powers
Square root
632.762989 Approximate
Cube root
73.704507 Approximate
Nearest lower square
399424
Nearest higher square
400689
Nearest lower cube
389017
Nearest higher cube
405224
What are the digit properties of 400389?
Which numbers are related to 400389?
Why these results are true
- 400389 is composite because it has positive divisors other than 1 and itself.
Compare this number
FAQ for 400389
- Is 400389 prime?
- No
- What is the prime factorization of 400389?
- 3 × 11² × 1103
- Is 400389 a perfect square?
- No
- What is 400389 in binary?
- 1100001110000000101