15,009 in words
15,009
fifteen thousand nine
15,009 is written fifteen thousand nine.
Ways to write it
- As an ordinal
- fifteen thousand ninth
- Expanded form
- 10,000 + 5,000 + 9
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 1 | 10,000 |
| thousands | 5 | 5,000 |
| hundreds | 0 | 0 |
| tens | 0 | 0 |
| ones | 9 | 9 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 5,003 and 15,009 (4 factors)
- First 10 multiples
- 15,009, 30,018, 45,027, 60,036, 75,045, 90,054, 105,063, 120,072, 135,081, 150,090
- Square
- 15,009 × 15,009 = 225,270,081
- Square root
- ≈ 122.51
- Sum of the digits
- 1 + 5 + 0 + 0 + 9 = 15
- Rounded to the nearest 10
- 15,010
- Rounded to the nearest 100
- 15,000
- Rounded to the nearest 1000
- 15,000
- Number before
- 15,008
- Number after
- 15,010
- In binary
11101010100001
Quick check
What number comes just after 15,009?
Show the answer
15,010
Is 15,009 even or odd?
Show the answer
Odd
What is 15,009 + 10?
Show the answer
15,019
Practice with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Number Patterns
Find the missing number in a sequence.Frequently asked questions
How do you write 15,009 in words?
15,009 is written "fifteen thousand nine".
Is 15,009 a prime number?
No. 15,009 is a composite number, because it has more than two factors.
What are the factors of 15,009?
The factors of 15,009 are 1, 3, 5,003 and 15,009.