28,007 in words
28,007
twenty-eight thousand seven
28,007 is written twenty-eight thousand seven.
Ways to write it
- As an ordinal
- twenty-eight thousand seventh
- Expanded form
- 20,000 + 8,000 + 7
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 8 | 8,000 |
| hundreds | 0 | 0 |
| tens | 0 | 0 |
| ones | 7 | 7 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 7, 4,001 and 28,007 (4 factors)
- First 10 multiples
- 28,007, 56,014, 84,021, 112,028, 140,035, 168,042, 196,049, 224,056, 252,063, 280,070
- Square
- 28,007 × 28,007 = 784,392,049
- Square root
- ≈ 167.35
- Sum of the digits
- 2 + 8 + 0 + 0 + 7 = 17
- Rounded to the nearest 10
- 28,010
- Rounded to the nearest 100
- 28,000
- Rounded to the nearest 1000
- 28,000
- Number before
- 28,006
- Number after
- 28,008
- In binary
110110101100111
Quick check
What number comes just after 28,007?
Show the answer
28,008
Is 28,007 even or odd?
Show the answer
Odd
What is 28,007 + 10?
Show the answer
28,017
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 28,007 in words?
28,007 is written "twenty-eight thousand seven".
Is 28,007 a prime number?
No. 28,007 is a composite number, because it has more than two factors.
What are the factors of 28,007?
The factors of 28,007 are 1, 7, 4,001 and 28,007.