27,021 in words
27,021
twenty-seven thousand and twenty-one
27,021 is written twenty-seven thousand and twenty-one.
Ways to write it
- As an ordinal
- twenty-seven thousand and twenty-first
- Expanded form
- 20,000 + 7,000 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 7 | 7,000 |
| hundreds | 0 | 0 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 9,007 and 27,021 (4 factors)
- First 10 multiples
- 27,021, 54,042, 81,063, 108,084, 135,105, 162,126, 189,147, 216,168, 243,189, 270,210
- Square
- 27,021 × 27,021 = 730,134,441
- Square root
- ≈ 164.38
- Sum of the digits
- 2 + 7 + 0 + 2 + 1 = 12
- Rounded to the nearest 10
- 27,020
- Rounded to the nearest 100
- 27,000
- Rounded to the nearest 1000
- 27,000
- Number before
- 27,020
- Number after
- 27,022
- In binary
110100110001101
Quick check
What number comes just after 27,021?
Show the answer
27,022
Is 27,021 even or odd?
Show the answer
Odd
What is 27,021 + 10?
Show the answer
27,031
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 27,021 in words?
27,021 is written "twenty-seven thousand and twenty-one".
Is 27,021 a prime number?
No. 27,021 is a composite number, because it has more than two factors.
What are the factors of 27,021?
The factors of 27,021 are 1, 3, 9,007 and 27,021.