55,009 in words
55,009
fifty-five thousand nine
55,009 is written fifty-five thousand nine.
Ways to write it
- As an ordinal
- fifty-five thousand ninth
- Expanded form
- 50,000 + 5,000 + 9
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 5 | 50,000 |
| thousands | 5 | 5,000 |
| hundreds | 0 | 0 |
| tens | 0 | 0 |
| ones | 9 | 9 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Prime
- Factors
- 1 and 55,009 (2 factors)
- First 10 multiples
- 55,009, 110,018, 165,027, 220,036, 275,045, 330,054, 385,063, 440,072, 495,081, 550,090
- Square
- 55,009 × 55,009 = 3,025,990,081
- Square root
- ≈ 234.54
- Sum of the digits
- 5 + 5 + 0 + 0 + 9 = 19
- Rounded to the nearest 10
- 55,010
- Rounded to the nearest 100
- 55,000
- Rounded to the nearest 1000
- 55,000
- Number before
- 55,008
- Number after
- 55,010
- In binary
1101011011100001
Quick check
What number comes just after 55,009?
Show the answer
55,010
Is 55,009 even or odd?
Show the answer
Odd
What is 55,009 + 10?
Show the answer
55,019
Practise 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 55,009 in words?
55,009 is written "fifty-five thousand nine".
Is 55,009 a prime number?
Yes. 55,009 is a prime number: its only factors are 1 and 55,009.
What are the factors of 55,009?
The factors of 55,009 are 1 and 55,009.